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Mimedx Group, Inc. – ‘10-K’ for 12/31/13 – ‘EX-101.LAB’

On:  Tuesday, 3/4/14, at 4:11pm ET   ·   For:  12/31/13   ·   Accession #:  1376339-14-5   ·   File #:  1-35887

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  As Of               Filer                 Filing    For·On·As Docs:Size

 3/04/14  Mimedx Group, Inc.                10-K       12/31/13   81:10M

Annual Report   —   Form 10-K   —   Sect. 13 / 15(d) – SEA’34
Filing Table of Contents

Document/Exhibit                   Description                      Pages   Size 

 1: 10-K        Annual Report                                       HTML    790K 
 2: EX-10.3     Material Contract                                   HTML     33K 
 3: EX-10.4     Material Contract                                   HTML     32K 
 4: EX-10.5     Material Contract                                   HTML     31K 
 5: EX-23.1     Consent of Experts or Counsel                       HTML     22K 
 6: EX-31.1     Certification -- §302 - SOA'02                      HTML     29K 
 7: EX-31.2     Certification -- §302 - SOA'02                      HTML     29K 
 8: EX-32.1     Certification -- §906 - SOA'02                      HTML     24K 
 9: EX-32.2     Certification -- §906 - SOA'02                      HTML     24K 
57: R1          Document and Entity Information                     HTML     50K 
46: R2          Consolidated Balance Sheets                         HTML    124K 
55: R3          Consolidated Balance Sheets (Parenthetical)         HTML     49K 
59: R4          Consolidated Statements of Operations               HTML     81K 
75: R5          Consolidated Statements of Stockholders' Equity     HTML    151K 
48: R6          Consolidated Statements of Stockholders' Equity     HTML     25K 
                (Parenthetical)                                                  
54: R7          Consolidated Statements of Cash Flows               HTML    156K 
42: R8          Consolidated Statements of Cash Flows               HTML     24K 
                (Parenthetical)                                                  
32: R9          Nature of Business                                  HTML     26K 
76: R10         Significant Accounting Policies                     HTML     62K 
61: R11         Liquidity and Management's Plans                    HTML     24K 
60: R12         Inventories                                         HTML     37K 
66: R13         Property and Equipment                              HTML     41K 
67: R14         Intangible Assets and Royalty Agreement             HTML     66K 
64: R15         Long-Term Debt                                      HTML     47K 
68: R16         Net Income (loss) Per Share                         HTML     56K 
56: R17         Common Stock Placements                             HTML     38K 
58: R18         Equity                                              HTML    218K 
63: R19         Income Taxes                                        HTML     64K 
81: R20         Supplemental Disclosure of Cash Flow and Non-Cash   HTML     69K 
                Investing and Financing Activities                               
71: R21         Related Party Transactions                          HTML     47K 
51: R22         401k Plan                                           HTML     33K 
62: R23         Commitments and Contingencies                       HTML     42K 
53: R24         Quarterly Financial Data (Unaudited)                HTML     80K 
25: R25         Schedule II - Valuation and Qualifying Accounts     HTML     57K 
                (Notes)                                                          
72: R26         Significant Accounting Policies (Policies)          HTML    157K 
78: R27         Inventories (Tables)                                HTML     35K 
37: R28         Property and Equipment (Tables)                     HTML     38K 
36: R29         Intangible Assets and Royalty Agreement (Tables)    HTML     65K 
40: R30         Long-Term Debt (Tables)                             HTML     40K 
41: R31         Net Income (loss) Per Share (Tables)                HTML     56K 
43: R32         Equity (Tables)                                     HTML    224K 
23: R33         Income Taxes (Tables)                               HTML     57K 
69: R34         Supplemental Disclosure of Cash Flow and Non-Cash   HTML     66K 
                Investing and Financing Activities (Tables)                      
50: R35         Related Party Transactions (Tables)                 HTML     43K 
52: R36         Commitments and Contingencies (Tables)              HTML     30K 
28: R37         Quarterly Financial Data (Unaudited) (Tables)       HTML     77K 
80: R38         Nature of Business (Details)                        HTML     24K 
17: R39         Significant Accounting Policies (Details)           HTML     61K 
44: R40         Liquidity and Management's Plans (Details)          HTML     34K 
74: R41         Inventories (Details)                               HTML     40K 
27: R42         Property and Equipment (Details)                    HTML     43K 
35: R43         Intangible Assets and Royalty Agreement (Details)   HTML    132K 
39: R44         Long-Term Debt (Schedule of Debt Instruments)       HTML     37K 
                (Details)                                                        
47: R45         Long-Term Debt (Details)                            HTML     83K 
22: R46         Net Income (loss) Per Share (Details)               HTML     73K 
31: R47         Common Stock Placements (Details)                   HTML     37K 
19: R48         Equity (Narrative) (Details)                        HTML     42K 
73: R49         Equity (Activity of Stock Options) (Details)        HTML     86K 
26: R50         Equity (Exercise Price Ranges) (Details)            HTML     63K 
70: R51         Equity (Summary of Unvested Stock Options)          HTML     41K 
                (Details)                                                        
29: R52         Equity (Assumptions) (Details)                      HTML     38K 
45: R53         Equity (Summary of Restricted Stock Awards)         HTML     63K 
                (Details)                                                        
18: R54         Equity (Recognized Stock-Based Compensation)        HTML     30K 
                (Details)                                                        
21: R55         Equity (Warrants) (Details)                         HTML     71K 
38: R56         Income Taxes (Details)                              HTML     90K 
24: R57         Supplemental Disclosure of Cash Flow and Non-Cash   HTML     93K 
                Investing and Financing Activities (Details)                     
77: R58         Related Party Transactions (Details)                HTML     36K 
49: R59         401k Plan (Details)                                 HTML     35K 
65: R60         Commitments and Contingencies (Details)             HTML     40K 
30: R61         Quarterly Financial Data (Unaudited) (Details)      HTML     43K 
33: R62         Schedule II - Valuation and Qualifying Accounts     HTML     35K 
                (Details)                                                        
79: XML         IDEA XML File -- Filing Summary                      XML    114K 
20: EXCEL       IDEA Workbook of Financial Reports                  XLSX    204K 
34: EXCEL       IDEA Workbook of Financial Reports (.xls)            XLS   1.48M 
10: EX-101.INS  XBRL Instance -- mdxg-20131231                       XML   2.43M 
12: EX-101.CAL  XBRL Calculations -- mdxg-20131231_cal               XML    199K 
13: EX-101.DEF  XBRL Definitions -- mdxg-20131231_def                XML    511K 
14: EX-101.LAB  XBRL Labels -- mdxg-20131231_lab                     XML   1.82M 
15: EX-101.PRE  XBRL Presentations -- mdxg-20131231_pre              XML    918K 
11: EX-101.SCH  XBRL Schema -- mdxg-20131231                         XSD    178K 
16: ZIP         XBRL Zipped Folder -- 0001376339-14-000005-xbrl      Zip    249K

‘EX-101.LAB’   —   XBRL Labels — mdxg-20131231_lab

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<link:label id="lab_us-gaap_CommonStockMember_B6BFE9B2E54D96D2CE0F88BE5EB34828_terseLabel_en-US" xlink:label="lab_us-gaap_CommonStockMember_B6BFE9B2E54D96D2CE0F88BE5EB34828" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Common Stock </link:label>
<link:label id="lab_us-gaap_CommonStockMember_B6BFE9B2E54D96D2CE0F88BE5EB34828_label_en-US" xlink:label="lab_us-gaap_CommonStockMember_B6BFE9B2E54D96D2CE0F88BE5EB34828" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Common Stock [Member] </link:label>
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<link:label id="lab_mdxg_SaleOfStocksAndWarrantsLineItems_55B60D8F9B7D16B24DC588BE5EB32561_terseLabel_en-US" xlink:label="lab_mdxg_SaleOfStocksAndWarrantsLineItems_55B60D8F9B7D16B24DC588BE5EB32561" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Sale of stocks and warrants [Line Items] </link:label>
<link:label id="lab_mdxg_SaleOfStocksAndWarrantsLineItems_55B60D8F9B7D16B24DC588BE5EB32561_label_en-US" xlink:label="lab_mdxg_SaleOfStocksAndWarrantsLineItems_55B60D8F9B7D16B24DC588BE5EB32561" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Sale of stocks and warrants [Line Items] </link:label>
<link:label id="lab_mdxg_SaleOfStocksAndWarrantsLineItems_55B60D8F9B7D16B24DC588BE5EB32561_documentation_en-US" xlink:label="lab_mdxg_SaleOfStocksAndWarrantsLineItems_55B60D8F9B7D16B24DC588BE5EB32561" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_SaleOfStocksAndWarrantsLineItems" xlink:label="loc_mdxg_SaleOfStocksAndWarrantsLineItems_55B60D8F9B7D16B24DC588BE5EB32561" xlink:type="locator"/>
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<link:label id="lab_us-gaap_StockIssuedDuringPeriodSharesNewIssues_B16B84C5DACDA8BC4A6688BE5EB37E33_verboseLabel_en-US" xlink:label="lab_us-gaap_StockIssuedDuringPeriodSharesNewIssues_B16B84C5DACDA8BC4A6688BE5EB37E33" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Shares issued (in shares) </link:label>
<link:label id="lab_us-gaap_StockIssuedDuringPeriodSharesNewIssues_B16B84C5DACDA8BC4A6688BE5EB37E33_label_en-US" xlink:label="lab_us-gaap_StockIssuedDuringPeriodSharesNewIssues_B16B84C5DACDA8BC4A6688BE5EB37E33" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Stock Issued During Period, Shares, New Issues </link:label>
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<link:label id="lab_us-gaap_SharePrice_6895D8CDC8FDC5F1222B88BE5EB38B1B_terseLabel_en-US" xlink:label="lab_us-gaap_SharePrice_6895D8CDC8FDC5F1222B88BE5EB38B1B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Share issue price (in dollars per share) </link:label>
<link:label id="lab_us-gaap_SharePrice_6895D8CDC8FDC5F1222B88BE5EB38B1B_label_en-US" xlink:label="lab_us-gaap_SharePrice_6895D8CDC8FDC5F1222B88BE5EB38B1B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share Price </link:label>
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<link:label id="lab_us-gaap_ProceedsFromIssuanceOfCommonStock_CD6B10D4B1673C1262D688BE5EB3D03D_terseLabel_en-US" xlink:label="lab_us-gaap_ProceedsFromIssuanceOfCommonStock_CD6B10D4B1673C1262D688BE5EB3D03D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Proceeds from shares issued </link:label>
<link:label id="lab_us-gaap_ProceedsFromIssuanceOfCommonStock_CD6B10D4B1673C1262D688BE5EB3D03D_label_en-US" xlink:label="lab_us-gaap_ProceedsFromIssuanceOfCommonStock_CD6B10D4B1673C1262D688BE5EB3D03D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Proceeds from Issuance of Common Stock </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ProceedsFromIssuanceOfCommonStock" xlink:label="loc_us-gaap_ProceedsFromIssuanceOfCommonStock_CD6B10D4B1673C1262D688BE5EB3D03D" xlink:type="locator"/>
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<link:label id="lab_us-gaap_LegalFees_15B7968AED838FE5CB6D88BE5EB3F895_terseLabel_en-US" xlink:label="lab_us-gaap_LegalFees_15B7968AED838FE5CB6D88BE5EB3F895" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Legal fees paid for secondary offering </link:label>
<link:label id="lab_us-gaap_LegalFees_15B7968AED838FE5CB6D88BE5EB3F895_label_en-US" xlink:label="lab_us-gaap_LegalFees_15B7968AED838FE5CB6D88BE5EB3F895" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Legal Fees </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_LegalFees" xlink:label="loc_us-gaap_LegalFees_15B7968AED838FE5CB6D88BE5EB3F895" xlink:type="locator"/>
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<link:label id="lab_mdxg_RestrictedPeriod_120C04F69E165BF0B13788BE5EB3F77B_terseLabel_en-US" xlink:label="lab_mdxg_RestrictedPeriod_120C04F69E165BF0B13788BE5EB3F77B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Restricted Period </link:label>
<link:label id="lab_mdxg_RestrictedPeriod_120C04F69E165BF0B13788BE5EB3F77B_label_en-US" xlink:label="lab_mdxg_RestrictedPeriod_120C04F69E165BF0B13788BE5EB3F77B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Restricted Period </link:label>
<link:label id="lab_mdxg_RestrictedPeriod_120C04F69E165BF0B13788BE5EB3F77B_documentation_en-US" xlink:label="lab_mdxg_RestrictedPeriod_120C04F69E165BF0B13788BE5EB3F77B" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Restricted Period </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_RestrictedPeriod" xlink:label="loc_mdxg_RestrictedPeriod_120C04F69E165BF0B13788BE5EB3F77B" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_9882001E82511086D8252326F8BC6943_label_en-US" xlink:label="lab_us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_9882001E82511086D8252326F8BC6943" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Disclosure of Compensation Related Costs, Share-based Payments [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract" xlink:label="loc_us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_9882001E82511086D8252326F8BC6943" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTable_6F7A10CA5B2B952CB7CC2326F9D3BD71_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTable_6F7A10CA5B2B952CB7CC2326F9D3BD71" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Schedule of Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Table] </link:label>
<link:label id="lab_us-gaap_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTable_6F7A10CA5B2B952CB7CC2326F9D3BD71_label_en-US" xlink:label="lab_us-gaap_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTable_6F7A10CA5B2B952CB7CC2326F9D3BD71" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Schedule of Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Table] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTable" xlink:label="loc_us-gaap_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTable_6F7A10CA5B2B952CB7CC2326F9D3BD71" xlink:type="locator"/>
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<link:label id="lab_us-gaap_IncomeStatementLocationAxis_7E04B139B03CE3A74D272326FAB3DEA8_terseLabel_en-US" xlink:label="lab_us-gaap_IncomeStatementLocationAxis_7E04B139B03CE3A74D272326FAB3DEA8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Income Statement Location [Axis] </link:label>
<link:label id="lab_us-gaap_IncomeStatementLocationAxis_7E04B139B03CE3A74D272326FAB3DEA8_label_en-US" xlink:label="lab_us-gaap_IncomeStatementLocationAxis_7E04B139B03CE3A74D272326FAB3DEA8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Income Statement Location [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_IncomeStatementLocationAxis" xlink:label="loc_us-gaap_IncomeStatementLocationAxis_7E04B139B03CE3A74D272326FAB3DEA8" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncomeStatementLocationAxis_7E04B139B03CE3A74D272326FAB3DEA8" xlink:to="lab_us-gaap_IncomeStatementLocationAxis_7E04B139B03CE3A74D272326FAB3DEA8" xlink:type="arc"/>
<link:label id="lab_us-gaap_IncomeStatementLocationDomain_D79B3B6C927EB05883142326FB035738_terseLabel_en-US" xlink:label="lab_us-gaap_IncomeStatementLocationDomain_D79B3B6C927EB05883142326FB035738" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Income Statement Location [Domain] </link:label>
<link:label id="lab_us-gaap_IncomeStatementLocationDomain_D79B3B6C927EB05883142326FB035738_label_en-US" xlink:label="lab_us-gaap_IncomeStatementLocationDomain_D79B3B6C927EB05883142326FB035738" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Income Statement Location [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_IncomeStatementLocationDomain" xlink:label="loc_us-gaap_IncomeStatementLocationDomain_D79B3B6C927EB05883142326FB035738" xlink:type="locator"/>
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<link:label id="lab_us-gaap_CostOfSalesMember_0F2EB78EFCEBA4B0F78C2327AE8025C5_terseLabel_en-US" xlink:label="lab_us-gaap_CostOfSalesMember_0F2EB78EFCEBA4B0F78C2327AE8025C5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Cost of Products Sold </link:label>
<link:label id="lab_us-gaap_CostOfSalesMember_0F2EB78EFCEBA4B0F78C2327AE8025C5_label_en-US" xlink:label="lab_us-gaap_CostOfSalesMember_0F2EB78EFCEBA4B0F78C2327AE8025C5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Cost of Sales [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_CostOfSalesMember" xlink:label="loc_us-gaap_CostOfSalesMember_0F2EB78EFCEBA4B0F78C2327AE8025C5" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ResearchAndDevelopmentExpenseMember_9929A5D117421783CA852327AE86E149_terseLabel_en-US" xlink:label="lab_us-gaap_ResearchAndDevelopmentExpenseMember_9929A5D117421783CA852327AE86E149" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Research and Development </link:label>
<link:label id="lab_us-gaap_ResearchAndDevelopmentExpenseMember_9929A5D117421783CA852327AE86E149_label_en-US" xlink:label="lab_us-gaap_ResearchAndDevelopmentExpenseMember_9929A5D117421783CA852327AE86E149" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Research and Development Expense [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ResearchAndDevelopmentExpenseMember" xlink:label="loc_us-gaap_ResearchAndDevelopmentExpenseMember_9929A5D117421783CA852327AE86E149" xlink:type="locator"/>
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<link:label id="lab_us-gaap_SellingGeneralAndAdministrativeExpensesMember_82FBB5D8F55B1E2EA2E12327AE8C3E34_terseLabel_en-US" xlink:label="lab_us-gaap_SellingGeneralAndAdministrativeExpensesMember_82FBB5D8F55B1E2EA2E12327AE8C3E34" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Selling, General and Administrative </link:label>
<link:label id="lab_us-gaap_SellingGeneralAndAdministrativeExpensesMember_82FBB5D8F55B1E2EA2E12327AE8C3E34_label_en-US" xlink:label="lab_us-gaap_SellingGeneralAndAdministrativeExpensesMember_82FBB5D8F55B1E2EA2E12327AE8C3E34" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Selling, General and Administrative Expenses [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_SellingGeneralAndAdministrativeExpensesMember" xlink:label="loc_us-gaap_SellingGeneralAndAdministrativeExpensesMember_82FBB5D8F55B1E2EA2E12327AE8C3E34" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SellingGeneralAndAdministrativeExpensesMember_82FBB5D8F55B1E2EA2E12327AE8C3E34" xlink:to="lab_us-gaap_SellingGeneralAndAdministrativeExpensesMember_82FBB5D8F55B1E2EA2E12327AE8C3E34" xlink:type="arc"/>
<link:label id="lab_us-gaap_EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsLineItems_C7C490DEED15091F3A3A2326F9D5CE6A_terseLabel_en-US" xlink:label="lab_us-gaap_EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsLineItems_C7C490DEED15091F3A3A2326F9D5CE6A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items] </link:label>
<link:label id="lab_us-gaap_EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsLineItems_C7C490DEED15091F3A3A2326F9D5CE6A_label_en-US" xlink:label="lab_us-gaap_EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsLineItems_C7C490DEED15091F3A3A2326F9D5CE6A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsLineItems" xlink:label="loc_us-gaap_EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsLineItems_C7C490DEED15091F3A3A2326F9D5CE6A" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ShareBasedCompensationAbstract_CD763F4B87E98A6BF2B623276745BE12_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationAbstract_CD763F4B87E98A6BF2B623276745BE12" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Share-based Compensation [Abstract] </link:label>
<link:label id="lab_us-gaap_ShareBasedCompensationAbstract_CD763F4B87E98A6BF2B623276745BE12_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationAbstract_CD763F4B87E98A6BF2B623276745BE12" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ShareBasedCompensationAbstract" xlink:label="loc_us-gaap_ShareBasedCompensationAbstract_CD763F4B87E98A6BF2B623276745BE12" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationAbstract_CD763F4B87E98A6BF2B623276745BE12" xlink:to="lab_us-gaap_ShareBasedCompensationAbstract_CD763F4B87E98A6BF2B623276745BE12" xlink:type="arc"/>
<link:label id="lab_us-gaap_AllocatedShareBasedCompensationExpense_8A10B8787A4CF7DADA4923274C2ABC71_terseLabel_en-US" xlink:label="lab_us-gaap_AllocatedShareBasedCompensationExpense_8A10B8787A4CF7DADA4923274C2ABC71" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Share-based compensation expense </link:label>
<link:label id="lab_us-gaap_AllocatedShareBasedCompensationExpense_8A10B8787A4CF7DADA4923274C2ABC71_label_en-US" xlink:label="lab_us-gaap_AllocatedShareBasedCompensationExpense_8A10B8787A4CF7DADA4923274C2ABC71" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Allocated Share-based Compensation Expense </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_AllocatedShareBasedCompensationExpense" xlink:label="loc_us-gaap_AllocatedShareBasedCompensationExpense_8A10B8787A4CF7DADA4923274C2ABC71" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AllocatedShareBasedCompensationExpense_8A10B8787A4CF7DADA4923274C2ABC71" xlink:to="lab_us-gaap_AllocatedShareBasedCompensationExpense_8A10B8787A4CF7DADA4923274C2ABC71" xlink:type="arc"/>
<link:label id="lab_us-gaap_PropertyPlantAndEquipmentAbstract_60D6908B3C2BC2EA64C77594837EC246_label_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentAbstract_60D6908B3C2BC2EA64C77594837EC246" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Property, Plant and Equipment [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_PropertyPlantAndEquipmentAbstract" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentAbstract_60D6908B3C2BC2EA64C77594837EC246" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentAbstract_60D6908B3C2BC2EA64C77594837EC246" xlink:to="lab_us-gaap_PropertyPlantAndEquipmentAbstract_60D6908B3C2BC2EA64C77594837EC246" xlink:type="arc"/>
<link:label id="lab_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_777D716907A17EE30F0F7594837E7AC2_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_777D716907A17EE30F0F7594837E7AC2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Schedule of Property, Plant and Equipment [Table] </link:label>
<link:label id="lab_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_777D716907A17EE30F0F7594837E7AC2_label_en-US" xlink:label="lab_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_777D716907A17EE30F0F7594837E7AC2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Schedule of Property, Plant and Equipment [Table] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ScheduleOfPropertyPlantAndEquipmentTable" xlink:label="loc_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_777D716907A17EE30F0F7594837E7AC2" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_777D716907A17EE30F0F7594837E7AC2" xlink:to="lab_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_777D716907A17EE30F0F7594837E7AC2" xlink:type="arc"/>
<link:label id="lab_us-gaap_PropertyPlantAndEquipmentByTypeAxis_3F592C9C4A70472A305A7594837E4FC0_terseLabel_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentByTypeAxis_3F592C9C4A70472A305A7594837E4FC0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Property, Plant and Equipment, Type [Axis] </link:label>
<link:label id="lab_us-gaap_PropertyPlantAndEquipmentByTypeAxis_3F592C9C4A70472A305A7594837E4FC0_label_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentByTypeAxis_3F592C9C4A70472A305A7594837E4FC0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Property, Plant and Equipment, Type [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_PropertyPlantAndEquipmentByTypeAxis" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_3F592C9C4A70472A305A7594837E4FC0" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_3F592C9C4A70472A305A7594837E4FC0" xlink:to="lab_us-gaap_PropertyPlantAndEquipmentByTypeAxis_3F592C9C4A70472A305A7594837E4FC0" xlink:type="arc"/>
<link:label id="lab_us-gaap_PropertyPlantAndEquipmentTypeDomain_9A14F393D80D3E1557B67594837E8FCD_terseLabel_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentTypeDomain_9A14F393D80D3E1557B67594837E8FCD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Property, Plant and Equipment, Type [Domain] </link:label>
<link:label id="lab_us-gaap_PropertyPlantAndEquipmentTypeDomain_9A14F393D80D3E1557B67594837E8FCD_label_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentTypeDomain_9A14F393D80D3E1557B67594837E8FCD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Property, Plant and Equipment, Type [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_PropertyPlantAndEquipmentTypeDomain" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_9A14F393D80D3E1557B67594837E8FCD" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_9A14F393D80D3E1557B67594837E8FCD" xlink:to="lab_us-gaap_PropertyPlantAndEquipmentTypeDomain_9A14F393D80D3E1557B67594837E8FCD" xlink:type="arc"/>
<link:label id="lab_us-gaap_LeaseholdImprovementsMember_309B9E34B0AF33A84C577594837E5E17_terseLabel_en-US" xlink:label="lab_us-gaap_LeaseholdImprovementsMember_309B9E34B0AF33A84C577594837E5E17" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Leasehold improvements </link:label>
<link:label id="lab_us-gaap_LeaseholdImprovementsMember_309B9E34B0AF33A84C577594837E5E17_label_en-US" xlink:label="lab_us-gaap_LeaseholdImprovementsMember_309B9E34B0AF33A84C577594837E5E17" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Leasehold Improvements [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_LeaseholdImprovementsMember" xlink:label="loc_us-gaap_LeaseholdImprovementsMember_309B9E34B0AF33A84C577594837E5E17" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LeaseholdImprovementsMember_309B9E34B0AF33A84C577594837E5E17" xlink:to="lab_us-gaap_LeaseholdImprovementsMember_309B9E34B0AF33A84C577594837E5E17" xlink:type="arc"/>
<link:label id="lab_us-gaap_EquipmentMember_8CCB7ED0F6443B91B6247594837E58DE_terseLabel_en-US" xlink:label="lab_us-gaap_EquipmentMember_8CCB7ED0F6443B91B6247594837E58DE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Lab and clean room equipment </link:label>
<link:label id="lab_us-gaap_EquipmentMember_8CCB7ED0F6443B91B6247594837E58DE_label_en-US" xlink:label="lab_us-gaap_EquipmentMember_8CCB7ED0F6443B91B6247594837E58DE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Equipment [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_EquipmentMember" xlink:label="loc_us-gaap_EquipmentMember_8CCB7ED0F6443B91B6247594837E58DE" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EquipmentMember_8CCB7ED0F6443B91B6247594837E58DE" xlink:to="lab_us-gaap_EquipmentMember_8CCB7ED0F6443B91B6247594837E58DE" xlink:type="arc"/>
<link:label id="lab_us-gaap_FurnitureAndFixturesMember_4679F2710BBC187DDAF97594837E7CAD_terseLabel_en-US" xlink:label="lab_us-gaap_FurnitureAndFixturesMember_4679F2710BBC187DDAF97594837E7CAD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Furniture and equipment </link:label>
<link:label id="lab_us-gaap_FurnitureAndFixturesMember_4679F2710BBC187DDAF97594837E7CAD_label_en-US" xlink:label="lab_us-gaap_FurnitureAndFixturesMember_4679F2710BBC187DDAF97594837E7CAD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Furniture and Fixtures [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_FurnitureAndFixturesMember" xlink:label="loc_us-gaap_FurnitureAndFixturesMember_4679F2710BBC187DDAF97594837E7CAD" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FurnitureAndFixturesMember_4679F2710BBC187DDAF97594837E7CAD" xlink:to="lab_us-gaap_FurnitureAndFixturesMember_4679F2710BBC187DDAF97594837E7CAD" xlink:type="arc"/>
<link:label id="lab_us-gaap_ConstructionInProgressMember_F37950979103FE8C808A7594837E795F_terseLabel_en-US" xlink:label="lab_us-gaap_ConstructionInProgressMember_F37950979103FE8C808A7594837E795F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Construction in Progress </link:label>
<link:label id="lab_us-gaap_ConstructionInProgressMember_F37950979103FE8C808A7594837E795F_label_en-US" xlink:label="lab_us-gaap_ConstructionInProgressMember_F37950979103FE8C808A7594837E795F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Construction in Progress [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ConstructionInProgressMember" xlink:label="loc_us-gaap_ConstructionInProgressMember_F37950979103FE8C808A7594837E795F" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ConstructionInProgressMember_F37950979103FE8C808A7594837E795F" xlink:to="lab_us-gaap_ConstructionInProgressMember_F37950979103FE8C808A7594837E795F" xlink:type="arc"/>
<link:label id="lab_us-gaap_AssetsHeldUnderCapitalLeasesMember_15E740A0413DC46CDA3B7594837E41EF_terseLabel_en-US" xlink:label="lab_us-gaap_AssetsHeldUnderCapitalLeasesMember_15E740A0413DC46CDA3B7594837E41EF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Capital Leases </link:label>
<link:label id="lab_us-gaap_AssetsHeldUnderCapitalLeasesMember_15E740A0413DC46CDA3B7594837E41EF_label_en-US" xlink:label="lab_us-gaap_AssetsHeldUnderCapitalLeasesMember_15E740A0413DC46CDA3B7594837E41EF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Assets Held under Capital Leases [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_AssetsHeldUnderCapitalLeasesMember" xlink:label="loc_us-gaap_AssetsHeldUnderCapitalLeasesMember_15E740A0413DC46CDA3B7594837E41EF" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AssetsHeldUnderCapitalLeasesMember_15E740A0413DC46CDA3B7594837E41EF" xlink:to="lab_us-gaap_AssetsHeldUnderCapitalLeasesMember_15E740A0413DC46CDA3B7594837E41EF" xlink:type="arc"/>
<link:label id="lab_mdxg_LeaseholdImprovementsPaidbyOthersMember_C1B4CCEB6169D9B834147594837E5D3F_terseLabel_en-US" xlink:label="lab_mdxg_LeaseholdImprovementsPaidbyOthersMember_C1B4CCEB6169D9B834147594837E5D3F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Leasehold improvements paid for by landlord </link:label>
<link:label id="lab_mdxg_LeaseholdImprovementsPaidbyOthersMember_C1B4CCEB6169D9B834147594837E5D3F_label_en-US" xlink:label="lab_mdxg_LeaseholdImprovementsPaidbyOthersMember_C1B4CCEB6169D9B834147594837E5D3F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Leasehold Improvements Paid by Others [Member] </link:label>
<link:label id="lab_mdxg_LeaseholdImprovementsPaidbyOthersMember_C1B4CCEB6169D9B834147594837E5D3F_documentation_en-US" xlink:label="lab_mdxg_LeaseholdImprovementsPaidbyOthersMember_C1B4CCEB6169D9B834147594837E5D3F" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Leasehold Improvements Paid by Others [Member] </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_LeaseholdImprovementsPaidbyOthersMember" xlink:label="loc_mdxg_LeaseholdImprovementsPaidbyOthersMember_C1B4CCEB6169D9B834147594837E5D3F" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_mdxg_LeaseholdImprovementsPaidbyOthersMember_C1B4CCEB6169D9B834147594837E5D3F" xlink:to="lab_mdxg_LeaseholdImprovementsPaidbyOthersMember_C1B4CCEB6169D9B834147594837E5D3F" xlink:type="arc"/>
<link:label id="lab_us-gaap_PropertyPlantAndEquipmentLineItems_A7C55488E4BCE86574E17594837ED534_verboseLabel_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentLineItems_A7C55488E4BCE86574E17594837ED534" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Property and equipment [Line Items] </link:label>
<link:label id="lab_us-gaap_PropertyPlantAndEquipmentLineItems_A7C55488E4BCE86574E17594837ED534_label_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentLineItems_A7C55488E4BCE86574E17594837ED534" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Property, Plant and Equipment [Line Items] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_PropertyPlantAndEquipmentLineItems" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentLineItems_A7C55488E4BCE86574E17594837ED534" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentLineItems_A7C55488E4BCE86574E17594837ED534" xlink:to="lab_us-gaap_PropertyPlantAndEquipmentLineItems_A7C55488E4BCE86574E17594837ED534" xlink:type="arc"/>
<link:label id="lab_us-gaap_PropertyPlantAndEquipmentGross_5841BA644CE37CA44C337594837FE6E6_terseLabel_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentGross_5841BA644CE37CA44C337594837FE6E6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Property and equipment, gross </link:label>
<link:label id="lab_us-gaap_PropertyPlantAndEquipmentGross_5841BA644CE37CA44C337594837FE6E6_label_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentGross_5841BA644CE37CA44C337594837FE6E6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Property, Plant and Equipment, Gross </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_PropertyPlantAndEquipmentGross" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentGross_5841BA644CE37CA44C337594837FE6E6" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentGross_5841BA644CE37CA44C337594837FE6E6" xlink:to="lab_us-gaap_PropertyPlantAndEquipmentGross_5841BA644CE37CA44C337594837FE6E6" xlink:type="arc"/>
<link:label id="lab_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_BD13E4050E649F042E2A7594838487B0_negatedLabel_en-US" xlink:label="lab_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_BD13E4050E649F042E2A7594838487B0" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Less accumulated depreciation </link:label>
<link:label id="lab_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_BD13E4050E649F042E2A7594838487B0_label_en-US" xlink:label="lab_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_BD13E4050E649F042E2A7594838487B0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment" xlink:label="loc_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_BD13E4050E649F042E2A7594838487B0" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_BD13E4050E649F042E2A7594838487B0" xlink:to="lab_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_BD13E4050E649F042E2A7594838487B0" xlink:type="arc"/>
<link:label id="lab_us-gaap_PropertyPlantAndEquipmentNet_43755EFC1441BB1E10677594838481E7_totalLabel_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentNet_43755EFC1441BB1E10677594838481E7" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Property and equipment, net </link:label>
<link:label id="lab_us-gaap_PropertyPlantAndEquipmentNet_43755EFC1441BB1E10677594838481E7_label_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentNet_43755EFC1441BB1E10677594838481E7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Property, Plant and Equipment, Net </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_PropertyPlantAndEquipmentNet" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentNet_43755EFC1441BB1E10677594838481E7" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentNet_43755EFC1441BB1E10677594838481E7" xlink:to="lab_us-gaap_PropertyPlantAndEquipmentNet_43755EFC1441BB1E10677594838481E7" xlink:type="arc"/>
<link:label id="lab_us-gaap_Depreciation_6A2CA14A514BA634F9A175948384680A_verboseLabel_en-US" xlink:label="lab_us-gaap_Depreciation_6A2CA14A514BA634F9A175948384680A" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Depreciation expense </link:label>
<link:label id="lab_us-gaap_Depreciation_6A2CA14A514BA634F9A175948384680A_label_en-US" xlink:label="lab_us-gaap_Depreciation_6A2CA14A514BA634F9A175948384680A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Depreciation </link:label>
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<link:label id="lab_us-gaap_ScheduleOfDebtInstrumentsTextBlock_075FEAED385A30D9AB1D048D38CA435A_label_en-US" xlink:label="lab_us-gaap_ScheduleOfDebtInstrumentsTextBlock_075FEAED385A30D9AB1D048D38CA435A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Schedule of Long-term Debt Instruments [Table Text Block] </link:label>
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<link:label id="lab_us-gaap_BalanceSheetLocationAxis_65342027AEF516BE710F88B54473D7A2_label_en-US" xlink:label="lab_us-gaap_BalanceSheetLocationAxis_65342027AEF516BE710F88B54473D7A2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Balance Sheet Location [Axis] </link:label>
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<link:label id="lab_us-gaap_BalanceSheetLocationDomain_73296C921FF506E2752A88B544738353_label_en-US" xlink:label="lab_us-gaap_BalanceSheetLocationDomain_73296C921FF506E2752A88B544738353" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Balance Sheet Location [Domain] </link:label>
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<link:label id="lab_us-gaap_AccountsPayableMember_61200F8A8B599CDDDF7C88B5447325D9_label_en-US" xlink:label="lab_us-gaap_AccountsPayableMember_61200F8A8B599CDDDF7C88B5447325D9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Accounts Payable [Member] </link:label>
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<link:label id="lab_us-gaap_AccruedLiabilitiesMember_97C02BBFA0FF42FC498388B544740CBE_terseLabel_en-US" xlink:label="lab_us-gaap_AccruedLiabilitiesMember_97C02BBFA0FF42FC498388B544740CBE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Accrued expenses </link:label>
<link:label id="lab_us-gaap_AccruedLiabilitiesMember_97C02BBFA0FF42FC498388B544740CBE_label_en-US" xlink:label="lab_us-gaap_AccruedLiabilitiesMember_97C02BBFA0FF42FC498388B544740CBE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Accrued Liabilities [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_AccruedLiabilitiesMember" xlink:label="loc_us-gaap_AccruedLiabilitiesMember_97C02BBFA0FF42FC498388B544740CBE" xlink:type="locator"/>
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<link:label id="lab_us-gaap_InterestPaid_9C1934EB5BFD1AB0DB4888B5447437A6_label_en-US" xlink:label="lab_us-gaap_InterestPaid_9C1934EB5BFD1AB0DB4888B5447437A6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Interest Paid </link:label>
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<link:label id="lab_us-gaap_IncomeTaxesPaid_524A131DBA584DB7DB4288B544740613_label_en-US" xlink:label="lab_us-gaap_IncomeTaxesPaid_524A131DBA584DB7DB4288B544740613" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Income Taxes Paid </link:label>
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<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_AmortizationOfFinancingCosts" xlink:label="loc_us-gaap_AmortizationOfFinancingCosts_B0D53587D5C5B40301B688B54474654F" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ProceedsFromIssuanceOfSecuredDebt_DAA2E8CFCE708C203A6688B544740AC9_terseLabel_en-US" xlink:label="lab_us-gaap_ProceedsFromIssuanceOfSecuredDebt_DAA2E8CFCE708C203A6688B544740AC9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Convertible Secured Promissory Notes issued in conjunction with the acquisition of Surgical Biologics </link:label>
<link:label id="lab_us-gaap_ProceedsFromIssuanceOfSecuredDebt_DAA2E8CFCE708C203A6688B544740AC9_label_en-US" xlink:label="lab_us-gaap_ProceedsFromIssuanceOfSecuredDebt_DAA2E8CFCE708C203A6688B544740AC9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Proceeds from Issuance of Secured Debt </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ProceedsFromIssuanceOfSecuredDebt" xlink:label="loc_us-gaap_ProceedsFromIssuanceOfSecuredDebt_DAA2E8CFCE708C203A6688B544740AC9" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ProceedsFromIssuanceOfSecuredDebt_DAA2E8CFCE708C203A6688B544740AC9" xlink:to="lab_us-gaap_ProceedsFromIssuanceOfSecuredDebt_DAA2E8CFCE708C203A6688B544740AC9" xlink:type="arc"/>
<link:label id="lab_mdxg_BeneficialConversionFeatureRelatedToWarrantsIssuedWithRegardToSeniorSecuredPromissoryNotes_DDD482714F7958577BD888B54474A069_terseLabel_en-US" xlink:label="lab_mdxg_BeneficialConversionFeatureRelatedToWarrantsIssuedWithRegardToSeniorSecuredPromissoryNotes_DDD482714F7958577BD888B54474A069" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Warrants issued for placement fees associated with Senior Secured Promissory Notes </link:label>
<link:label id="lab_mdxg_BeneficialConversionFeatureRelatedToWarrantsIssuedWithRegardToSeniorSecuredPromissoryNotes_DDD482714F7958577BD888B54474A069_label_en-US" xlink:label="lab_mdxg_BeneficialConversionFeatureRelatedToWarrantsIssuedWithRegardToSeniorSecuredPromissoryNotes_DDD482714F7958577BD888B54474A069" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Beneficial Conversion Feature Related To Warrants Issued With Regard To Senior Secured Promissory Notes </link:label>
<link:label id="lab_mdxg_BeneficialConversionFeatureRelatedToWarrantsIssuedWithRegardToSeniorSecuredPromissoryNotes_DDD482714F7958577BD888B54474A069_documentation_en-US" xlink:label="lab_mdxg_BeneficialConversionFeatureRelatedToWarrantsIssuedWithRegardToSeniorSecuredPromissoryNotes_DDD482714F7958577BD888B54474A069" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> The fair value of the beneficial conversion feature of warrants issued with regard to the acquisition of Surgical Biologics, LLC. </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_BeneficialConversionFeatureRelatedToWarrantsIssuedWithRegardToSeniorSecuredPromissoryNotes" xlink:label="loc_mdxg_BeneficialConversionFeatureRelatedToWarrantsIssuedWithRegardToSeniorSecuredPromissoryNotes_DDD482714F7958577BD888B54474A069" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_mdxg_BeneficialConversionFeatureRelatedToWarrantsIssuedWithRegardToSeniorSecuredPromissoryNotes_DDD482714F7958577BD888B54474A069" xlink:to="lab_mdxg_BeneficialConversionFeatureRelatedToWarrantsIssuedWithRegardToSeniorSecuredPromissoryNotes_DDD482714F7958577BD888B54474A069" xlink:type="arc"/>
<link:label id="lab_us-gaap_DebtInstrumentConvertibleBeneficialConversionFeature_4B5D430C1179A98B3B9088B54475D0E9_terseLabel_en-US" xlink:label="lab_us-gaap_DebtInstrumentConvertibleBeneficialConversionFeature_4B5D430C1179A98B3B9088B54475D0E9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Beneficial conversion related to related party </link:label>
<link:label id="lab_us-gaap_DebtInstrumentConvertibleBeneficialConversionFeature_4B5D430C1179A98B3B9088B54475D0E9_label_en-US" xlink:label="lab_us-gaap_DebtInstrumentConvertibleBeneficialConversionFeature_4B5D430C1179A98B3B9088B54475D0E9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Debt Instrument, Convertible, Beneficial Conversion Feature </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DebtInstrumentConvertibleBeneficialConversionFeature" xlink:label="loc_us-gaap_DebtInstrumentConvertibleBeneficialConversionFeature_4B5D430C1179A98B3B9088B54475D0E9" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DebtInstrumentConvertibleBeneficialConversionFeature_4B5D430C1179A98B3B9088B54475D0E9" xlink:to="lab_us-gaap_DebtInstrumentConvertibleBeneficialConversionFeature_4B5D430C1179A98B3B9088B54475D0E9" xlink:type="arc"/>
<link:label id="lab_us-gaap_StockIssued1_A0C2FEA7A55A0B5F0AE288B54475D802_terseLabel_en-US" xlink:label="lab_us-gaap_StockIssued1_A0C2FEA7A55A0B5F0AE288B54475D802" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Stock issuance of 5,250,000 shares in conjunction with acquisition of Surgical Biologics </link:label>
<link:label id="lab_us-gaap_StockIssued1_A0C2FEA7A55A0B5F0AE288B54475D802_label_en-US" xlink:label="lab_us-gaap_StockIssued1_A0C2FEA7A55A0B5F0AE288B54475D802" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Stock Issued </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_StockIssued1" xlink:label="loc_us-gaap_StockIssued1_A0C2FEA7A55A0B5F0AE288B54475D802" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StockIssued1_A0C2FEA7A55A0B5F0AE288B54475D802" xlink:to="lab_us-gaap_StockIssued1_A0C2FEA7A55A0B5F0AE288B54475D802" xlink:type="arc"/>
<link:label id="lab_mdxg_SharesIssuedInConjunctionWithItsAcquisitionOfCompany_1D0663A182B3B4F8A9D088B544750C84_terseLabel_en-US" xlink:label="lab_mdxg_SharesIssuedInConjunctionWithItsAcquisitionOfCompany_1D0663A182B3B4F8A9D088B544750C84" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Stock issued in conjunction with acquisition of Surgical Biologics (in shares) </link:label>
<link:label id="lab_mdxg_SharesIssuedInConjunctionWithItsAcquisitionOfCompany_1D0663A182B3B4F8A9D088B544750C84_label_en-US" xlink:label="lab_mdxg_SharesIssuedInConjunctionWithItsAcquisitionOfCompany_1D0663A182B3B4F8A9D088B544750C84" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Shares Issued In Conjunction With Its Acquisition Of Company </link:label>
<link:label id="lab_mdxg_SharesIssuedInConjunctionWithItsAcquisitionOfCompany_1D0663A182B3B4F8A9D088B544750C84_documentation_en-US" xlink:label="lab_mdxg_SharesIssuedInConjunctionWithItsAcquisitionOfCompany_1D0663A182B3B4F8A9D088B544750C84" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> The number of stock issued in conjunction with its acquisition of Surgical Biologics, LLC in noncash financing activities. </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_SharesIssuedInConjunctionWithItsAcquisitionOfCompany" xlink:label="loc_mdxg_SharesIssuedInConjunctionWithItsAcquisitionOfCompany_1D0663A182B3B4F8A9D088B544750C84" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_mdxg_SharesIssuedInConjunctionWithItsAcquisitionOfCompany_1D0663A182B3B4F8A9D088B544750C84" xlink:to="lab_mdxg_SharesIssuedInConjunctionWithItsAcquisitionOfCompany_1D0663A182B3B4F8A9D088B544750C84" xlink:type="arc"/>
<link:label id="lab_mdxg_ConvertibleDebtIssuedInAcquisitionOfCompany_E5397770207A52E82FEC88B544757130_terseLabel_en-US" xlink:label="lab_mdxg_ConvertibleDebtIssuedInAcquisitionOfCompany_E5397770207A52E82FEC88B544757130" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Beneficial conversion related to convertible debt issued with regard to acquisition of Surgical Biologics </link:label>
<link:label id="lab_mdxg_ConvertibleDebtIssuedInAcquisitionOfCompany_E5397770207A52E82FEC88B544757130_label_en-US" xlink:label="lab_mdxg_ConvertibleDebtIssuedInAcquisitionOfCompany_E5397770207A52E82FEC88B544757130" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Convertible Debt Issued In Acquisition Of Company </link:label>
<link:label id="lab_mdxg_ConvertibleDebtIssuedInAcquisitionOfCompany_E5397770207A52E82FEC88B544757130_documentation_en-US" xlink:label="lab_mdxg_ConvertibleDebtIssuedInAcquisitionOfCompany_E5397770207A52E82FEC88B544757130" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> The fair value of the beneficial conversion feature of debt issued with regard to the acquisition of Surgical Biologics, LLC. </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_ConvertibleDebtIssuedInAcquisitionOfCompany" xlink:label="loc_mdxg_ConvertibleDebtIssuedInAcquisitionOfCompany_E5397770207A52E82FEC88B544757130" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_mdxg_ConvertibleDebtIssuedInAcquisitionOfCompany_E5397770207A52E82FEC88B544757130" xlink:to="lab_mdxg_ConvertibleDebtIssuedInAcquisitionOfCompany_E5397770207A52E82FEC88B544757130" xlink:type="arc"/>
<link:label id="lab_mdxg_StockIssuedDuringPeriodValueForEarnOutLiability_E39F15A4936983A648F788B54475B00E_terseLabel_en-US" xlink:label="lab_mdxg_StockIssuedDuringPeriodValueForEarnOutLiability_E39F15A4936983A648F788B54475B00E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Stock issuance in connection of Earn-Out Liability of 1,174, 915 shares for 2013 and 2,632,576 shares for 2012 </link:label>
<link:label id="lab_mdxg_StockIssuedDuringPeriodValueForEarnOutLiability_E39F15A4936983A648F788B54475B00E_label_en-US" xlink:label="lab_mdxg_StockIssuedDuringPeriodValueForEarnOutLiability_E39F15A4936983A648F788B54475B00E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Stock Issued During Period Value For Earn out liability </link:label>
<link:label id="lab_mdxg_StockIssuedDuringPeriodValueForEarnOutLiability_E39F15A4936983A648F788B54475B00E_documentation_en-US" xlink:label="lab_mdxg_StockIssuedDuringPeriodValueForEarnOutLiability_E39F15A4936983A648F788B54475B00E" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Value of shares issued during the period for earn-out liability. </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_StockIssuedDuringPeriodValueForEarnOutLiability" xlink:label="loc_mdxg_StockIssuedDuringPeriodValueForEarnOutLiability_E39F15A4936983A648F788B54475B00E" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_mdxg_StockIssuedDuringPeriodValueForEarnOutLiability_E39F15A4936983A648F788B54475B00E" xlink:to="lab_mdxg_StockIssuedDuringPeriodValueForEarnOutLiability_E39F15A4936983A648F788B54475B00E" xlink:type="arc"/>
<link:label id="lab_mdxg_StockIssuedDuringPeriodSharesForEarnOutLiability_2A37F434A7A7BCDB14DD88B544755B72_verboseLabel_en-US" xlink:label="lab_mdxg_StockIssuedDuringPeriodSharesForEarnOutLiability_2A37F434A7A7BCDB14DD88B544755B72" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Stock issued for earn-out liability (in shares) </link:label>
<link:label id="lab_mdxg_StockIssuedDuringPeriodSharesForEarnOutLiability_2A37F434A7A7BCDB14DD88B544755B72_label_en-US" xlink:label="lab_mdxg_StockIssuedDuringPeriodSharesForEarnOutLiability_2A37F434A7A7BCDB14DD88B544755B72" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Stock Issued During Period Shares For Earn Out Liability </link:label>
<link:label id="lab_mdxg_StockIssuedDuringPeriodSharesForEarnOutLiability_2A37F434A7A7BCDB14DD88B544755B72_documentation_en-US" xlink:label="lab_mdxg_StockIssuedDuringPeriodSharesForEarnOutLiability_2A37F434A7A7BCDB14DD88B544755B72" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> The number of shares issued during the period for earn-out liability. </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_StockIssuedDuringPeriodSharesForEarnOutLiability" xlink:label="loc_mdxg_StockIssuedDuringPeriodSharesForEarnOutLiability_2A37F434A7A7BCDB14DD88B544755B72" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_mdxg_StockIssuedDuringPeriodSharesForEarnOutLiability_2A37F434A7A7BCDB14DD88B544755B72" xlink:to="lab_mdxg_StockIssuedDuringPeriodSharesForEarnOutLiability_2A37F434A7A7BCDB14DD88B544755B72" xlink:type="arc"/>
<link:label id="lab_us-gaap_StockIssuedDuringPeriodValueConversionOfConvertibleSecurities_A26332F70F55D697D2E288B544757E46_terseLabel_en-US" xlink:label="lab_us-gaap_StockIssuedDuringPeriodValueConversionOfConvertibleSecurities_A26332F70F55D697D2E288B544757E46" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Stock issuance in exchange for convertible debt of 5,272,004 shares in 2013 and 406,664 shares in 2011 </link:label>
<link:label id="lab_us-gaap_StockIssuedDuringPeriodValueConversionOfConvertibleSecurities_A26332F70F55D697D2E288B544757E46_label_en-US" xlink:label="lab_us-gaap_StockIssuedDuringPeriodValueConversionOfConvertibleSecurities_A26332F70F55D697D2E288B544757E46" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Stock Issued During Period, Value, Conversion of Convertible Securities </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_StockIssuedDuringPeriodValueConversionOfConvertibleSecurities" xlink:label="loc_us-gaap_StockIssuedDuringPeriodValueConversionOfConvertibleSecurities_A26332F70F55D697D2E288B544757E46" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StockIssuedDuringPeriodValueConversionOfConvertibleSecurities_A26332F70F55D697D2E288B544757E46" xlink:to="lab_us-gaap_StockIssuedDuringPeriodValueConversionOfConvertibleSecurities_A26332F70F55D697D2E288B544757E46" xlink:type="arc"/>
<link:label id="lab_us-gaap_StockIssuedDuringPeriodSharesConversionOfConvertibleSecurities_13322F31BCD15EB0003088B544755E7C_verboseLabel_en-US" xlink:label="lab_us-gaap_StockIssuedDuringPeriodSharesConversionOfConvertibleSecurities_13322F31BCD15EB0003088B544755E7C" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Stock issued for convertible debt (in shares) </link:label>
<link:label id="lab_us-gaap_StockIssuedDuringPeriodSharesConversionOfConvertibleSecurities_13322F31BCD15EB0003088B544755E7C_label_en-US" xlink:label="lab_us-gaap_StockIssuedDuringPeriodSharesConversionOfConvertibleSecurities_13322F31BCD15EB0003088B544755E7C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Stock Issued During Period, Shares, Conversion of Convertible Securities </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesConversionOfConvertibleSecurities" xlink:label="loc_us-gaap_StockIssuedDuringPeriodSharesConversionOfConvertibleSecurities_13322F31BCD15EB0003088B544755E7C" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StockIssuedDuringPeriodSharesConversionOfConvertibleSecurities_13322F31BCD15EB0003088B544755E7C" xlink:to="lab_us-gaap_StockIssuedDuringPeriodSharesConversionOfConvertibleSecurities_13322F31BCD15EB0003088B544755E7C" xlink:type="arc"/>
<link:label id="lab_mdxg_StockIssuedDuringPeriodValueIssuedForPaymentOfLineOfCreditWithRelatedParty_A2F101C606E039DC66CD88B544759EE4_terseLabel_en-US" xlink:label="lab_mdxg_StockIssuedDuringPeriodValueIssuedForPaymentOfLineOfCreditWithRelatedParty_A2F101C606E039DC66CD88B544759EE4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Stock issuance of 1,403,630 shares for payment of Line of Credit with related party </link:label>
<link:label id="lab_mdxg_StockIssuedDuringPeriodValueIssuedForPaymentOfLineOfCreditWithRelatedParty_A2F101C606E039DC66CD88B544759EE4_label_en-US" xlink:label="lab_mdxg_StockIssuedDuringPeriodValueIssuedForPaymentOfLineOfCreditWithRelatedParty_A2F101C606E039DC66CD88B544759EE4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Stock issued during period, value, issued for payment of Line of Credit with related party </link:label>
<link:label id="lab_mdxg_StockIssuedDuringPeriodValueIssuedForPaymentOfLineOfCreditWithRelatedParty_A2F101C606E039DC66CD88B544759EE4_documentation_en-US" xlink:label="lab_mdxg_StockIssuedDuringPeriodValueIssuedForPaymentOfLineOfCreditWithRelatedParty_A2F101C606E039DC66CD88B544759EE4" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Value of stock issued in lieu of cash for the payment of the Line of Credit with related party. </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_StockIssuedDuringPeriodValueIssuedForPaymentOfLineOfCreditWithRelatedParty" xlink:label="loc_mdxg_StockIssuedDuringPeriodValueIssuedForPaymentOfLineOfCreditWithRelatedParty_A2F101C606E039DC66CD88B544759EE4" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_mdxg_StockIssuedDuringPeriodValueIssuedForPaymentOfLineOfCreditWithRelatedParty_A2F101C606E039DC66CD88B544759EE4" xlink:to="lab_mdxg_StockIssuedDuringPeriodValueIssuedForPaymentOfLineOfCreditWithRelatedParty_A2F101C606E039DC66CD88B544759EE4" xlink:type="arc"/>
<link:label id="lab_mdxg_StockIssuedDuringPeriodSharesIssuedForPaymentOfLineOfCreditWithRelatedParty_E1585207514067BBDCFE88B544750FBD_terseLabel_en-US" xlink:label="lab_mdxg_StockIssuedDuringPeriodSharesIssuedForPaymentOfLineOfCreditWithRelatedParty_E1585207514067BBDCFE88B544750FBD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Stock issued during period, shares, issued for payment of Line of Credit with related party (shares) </link:label>
<link:label id="lab_mdxg_StockIssuedDuringPeriodSharesIssuedForPaymentOfLineOfCreditWithRelatedParty_E1585207514067BBDCFE88B544750FBD_label_en-US" xlink:label="lab_mdxg_StockIssuedDuringPeriodSharesIssuedForPaymentOfLineOfCreditWithRelatedParty_E1585207514067BBDCFE88B544750FBD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Stock issued during period, shares, issued for payment of Line of Credit with related party </link:label>
<link:label id="lab_mdxg_StockIssuedDuringPeriodSharesIssuedForPaymentOfLineOfCreditWithRelatedParty_E1585207514067BBDCFE88B544750FBD_documentation_en-US" xlink:label="lab_mdxg_StockIssuedDuringPeriodSharesIssuedForPaymentOfLineOfCreditWithRelatedParty_E1585207514067BBDCFE88B544750FBD" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Number of shares issued in lieu of cash for the payment of the Line of Credit with related party. </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_StockIssuedDuringPeriodSharesIssuedForPaymentOfLineOfCreditWithRelatedParty" xlink:label="loc_mdxg_StockIssuedDuringPeriodSharesIssuedForPaymentOfLineOfCreditWithRelatedParty_E1585207514067BBDCFE88B544750FBD" xlink:type="locator"/>
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<link:label id="lab_mdxg_CashlessExerciseOfWarrants_D96B63D7EDA5D0431DBB88B54475B24B_terseLabel_en-US" xlink:label="lab_mdxg_CashlessExerciseOfWarrants_D96B63D7EDA5D0431DBB88B54475B24B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Stock issuance of 216,085 shares for exercise of cashless warrants </link:label>
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<link:label id="lab_mdxg_CashlessExerciseOfWarrants_D96B63D7EDA5D0431DBB88B54475B24B_documentation_en-US" xlink:label="lab_mdxg_CashlessExerciseOfWarrants_D96B63D7EDA5D0431DBB88B54475B24B" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> The shares issued during the period upon the cashless exercise of warrants. </link:label>
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<link:label id="lab_mdxg_StockIssuedDuringPeriodSharesCashlessExercise_EB33B52A3ED52859F09688B54475C6CB_label_en-US" xlink:label="lab_mdxg_StockIssuedDuringPeriodSharesCashlessExercise_EB33B52A3ED52859F09688B54475C6CB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Stock Issued During Period, Shares, Cashless Exercise </link:label>
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<link:label id="lab_mdxg_NoncashStockIssuedAcquisition_6756253771C3487C753B88B544751588_terseLabel_en-US" xlink:label="lab_mdxg_NoncashStockIssuedAcquisition_6756253771C3487C753B88B544751588" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Secured Promissory Notes related to acquisition of Surgical Biologics </link:label>
<link:label id="lab_mdxg_NoncashStockIssuedAcquisition_6756253771C3487C753B88B544751588_label_en-US" xlink:label="lab_mdxg_NoncashStockIssuedAcquisition_6756253771C3487C753B88B544751588" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Noncash, Stock Issued, Acquisition </link:label>
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<link:label id="lab_us-gaap_StockIssuedDuringPeriodSharesAcquisitions_A891DF0C8CCFCEC63B3F88B544760CCE_verboseLabel_en-US" xlink:label="lab_us-gaap_StockIssuedDuringPeriodSharesAcquisitions_A891DF0C8CCFCEC63B3F88B544760CCE" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Stock issued related to acquisition of Surgical Biologics (in shares) </link:label>
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<link:label id="lab_us-gaap_PaymentsForTenantImprovements_0D1533CCC8DBF7A8D2E588B5447628E2_label_en-US" xlink:label="lab_us-gaap_PaymentsForTenantImprovements_0D1533CCC8DBF7A8D2E588B5447628E2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Payments for Tenant Improvements </link:label>
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<link:label id="lab_us-gaap_PaymentsOfStockIssuanceCosts_8B3739A2AE909A16BD4D88B54476B87A_label_en-US" xlink:label="lab_us-gaap_PaymentsOfStockIssuanceCosts_8B3739A2AE909A16BD4D88B54476B87A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Payments of Stock Issuance Costs </link:label>
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<link:label id="lab_us-gaap_EarningsPerShareAbstract_766E2EB9CE0931447592048D38BBAAD7_label_en-US" xlink:label="lab_us-gaap_EarningsPerShareAbstract_766E2EB9CE0931447592048D38BBAAD7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Earnings Per Share [Abstract] </link:label>
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<link:label id="lab_us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock_37F3B7DC1E78D36ED68B048D38BB7533_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock_37F3B7DC1E78D36ED68B048D38BB7533" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Computation of Basic and Diluted Net Loss per Share </link:label>
<link:label id="lab_us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock_37F3B7DC1E78D36ED68B048D38BB7533_label_en-US" xlink:label="lab_us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock_37F3B7DC1E78D36ED68B048D38BB7533" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock" xlink:label="loc_us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock_37F3B7DC1E78D36ED68B048D38BB7533" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTextBlock_0FF2F3074CF3B0758D04048D38BB3CF7_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTextBlock_0FF2F3074CF3B0758D04048D38BB3CF7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Summary of Antidilutive Securities </link:label>
<link:label id="lab_us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTextBlock_0FF2F3074CF3B0758D04048D38BB3CF7_label_en-US" xlink:label="lab_us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTextBlock_0FF2F3074CF3B0758D04048D38BB3CF7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table Text Block] </link:label>
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<link:label id="lab_us-gaap_QuarterlyFinancialInformationDisclosureAbstract_0C8A27994CDDB826850005F27B59F295_label_en-US" xlink:label="lab_us-gaap_QuarterlyFinancialInformationDisclosureAbstract_0C8A27994CDDB826850005F27B59F295" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Quarterly Financial Information Disclosure [Abstract] </link:label>
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<link:label id="lab_us-gaap_SalesRevenueGoodsNet_F7EB5DD496B0A7E599DB05F693AFD5D5_terseLabel_en-US" xlink:label="lab_us-gaap_SalesRevenueGoodsNet_F7EB5DD496B0A7E599DB05F693AFD5D5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Net sales </link:label>
<link:label id="lab_us-gaap_SalesRevenueGoodsNet_F7EB5DD496B0A7E599DB05F693AFD5D5_label_en-US" xlink:label="lab_us-gaap_SalesRevenueGoodsNet_F7EB5DD496B0A7E599DB05F693AFD5D5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Sales Revenue, Goods, Net </link:label>
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<link:label id="lab_us-gaap_GrossProfit_79579948D5F83BAF9C6305F7035515D8_label_en-US" xlink:label="lab_us-gaap_GrossProfit_79579948D5F83BAF9C6305F7035515D8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Gross Profit </link:label>
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<link:label id="lab_us-gaap_NetIncomeLoss_6E7424CB06AF566593B305F775ECCF23_terseLabel_en-US" xlink:label="lab_us-gaap_NetIncomeLoss_6E7424CB06AF566593B305F775ECCF23" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Net income (loss) </link:label>
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<link:label id="lab_us-gaap_EarningsPerShareBasicAndDiluted_A3B89BF2FF3989E7042805F7FD027B25_terseLabel_en-US" xlink:label="lab_us-gaap_EarningsPerShareBasicAndDiluted_A3B89BF2FF3989E7042805F7FD027B25" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Net income (loss) per common share - basic and diluted (in dollars per share) </link:label>
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<link:label id="lab_us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock_44B79BC3D7D60CA75BDA231292132BBA_verboseLabel_en-US" xlink:label="lab_us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock_44B79BC3D7D60CA75BDA231292132BBA" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Equity </link:label>
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<link:label id="lab_us-gaap_CommitmentsAndContingenciesDisclosureAbstract_5A4165E02D070DFF63CD43434DED1D22_label_en-US" xlink:label="lab_us-gaap_CommitmentsAndContingenciesDisclosureAbstract_5A4165E02D070DFF63CD43434DED1D22" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Commitments and Contingencies Disclosure [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_CommitmentsAndContingenciesDisclosureAbstract" xlink:label="loc_us-gaap_CommitmentsAndContingenciesDisclosureAbstract_5A4165E02D070DFF63CD43434DED1D22" xlink:type="locator"/>
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<link:label id="lab_us-gaap_LossContingenciesTable_BDF02F8736B54C093C0243434DEDFE20_terseLabel_en-US" xlink:label="lab_us-gaap_LossContingenciesTable_BDF02F8736B54C093C0243434DEDFE20" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Loss Contingencies [Table] </link:label>
<link:label id="lab_us-gaap_LossContingenciesTable_BDF02F8736B54C093C0243434DEDFE20_label_en-US" xlink:label="lab_us-gaap_LossContingenciesTable_BDF02F8736B54C093C0243434DEDFE20" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Loss Contingencies [Table] </link:label>
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<link:label id="lab_us-gaap_LossContingenciesByNatureOfContingencyAxis_1814D666650E5254723543434DED15D3_terseLabel_en-US" xlink:label="lab_us-gaap_LossContingenciesByNatureOfContingencyAxis_1814D666650E5254723543434DED15D3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Loss Contingency Nature [Axis] </link:label>
<link:label id="lab_us-gaap_LossContingenciesByNatureOfContingencyAxis_1814D666650E5254723543434DED15D3_label_en-US" xlink:label="lab_us-gaap_LossContingenciesByNatureOfContingencyAxis_1814D666650E5254723543434DED15D3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Loss Contingency Nature [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_LossContingenciesByNatureOfContingencyAxis" xlink:label="loc_us-gaap_LossContingenciesByNatureOfContingencyAxis_1814D666650E5254723543434DED15D3" xlink:type="locator"/>
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<link:label id="lab_us-gaap_LossContingencyNatureDomain_B3D878781FF8D02967DA43434DED16E5_label_en-US" xlink:label="lab_us-gaap_LossContingencyNatureDomain_B3D878781FF8D02967DA43434DED16E5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Loss Contingency, Nature [Domain] </link:label>
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<link:label id="lab_us-gaap_StandbyLettersOfCreditMember_0AEA1DEEEF15108C143443434DED6A78_terseLabel_en-US" xlink:label="lab_us-gaap_StandbyLettersOfCreditMember_0AEA1DEEEF15108C143443434DED6A78" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Letters of Credit </link:label>
<link:label id="lab_us-gaap_StandbyLettersOfCreditMember_0AEA1DEEEF15108C143443434DED6A78_label_en-US" xlink:label="lab_us-gaap_StandbyLettersOfCreditMember_0AEA1DEEEF15108C143443434DED6A78" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Standby Letters of Credit [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_StandbyLettersOfCreditMember" xlink:label="loc_us-gaap_StandbyLettersOfCreditMember_0AEA1DEEEF15108C143443434DED6A78" xlink:type="locator"/>
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<link:label id="lab_us-gaap_LossContingenciesLineItems_B93851B4C42A4054260743434DEDCD19_terseLabel_en-US" xlink:label="lab_us-gaap_LossContingenciesLineItems_B93851B4C42A4054260743434DEDCD19" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Loss Contingencies [Line Items] </link:label>
<link:label id="lab_us-gaap_LossContingenciesLineItems_B93851B4C42A4054260743434DEDCD19_label_en-US" xlink:label="lab_us-gaap_LossContingenciesLineItems_B93851B4C42A4054260743434DEDCD19" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Loss Contingencies [Line Items] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_LossContingenciesLineItems" xlink:label="loc_us-gaap_LossContingenciesLineItems_B93851B4C42A4054260743434DEDCD19" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ContractualObligationFiscalYearMaturityAbstract_AF0C986E7F9C2363F4FF43434DED99EA_terseLabel_en-US" xlink:label="lab_us-gaap_ContractualObligationFiscalYearMaturityAbstract_AF0C986E7F9C2363F4FF43434DED99EA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Estimated annual lease, royalty, and employment agreement expenses [Abstract] </link:label>
<link:label id="lab_us-gaap_ContractualObligationFiscalYearMaturityAbstract_AF0C986E7F9C2363F4FF43434DED99EA_label_en-US" xlink:label="lab_us-gaap_ContractualObligationFiscalYearMaturityAbstract_AF0C986E7F9C2363F4FF43434DED99EA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Contractual Obligation, Fiscal Year Maturity [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ContractualObligationFiscalYearMaturityAbstract" xlink:label="loc_us-gaap_ContractualObligationFiscalYearMaturityAbstract_AF0C986E7F9C2363F4FF43434DED99EA" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ContractualObligationDueInNextTwelveMonths_FB616B8351046566CC7F43434DEE7077_terseLabel_en-US" xlink:label="lab_us-gaap_ContractualObligationDueInNextTwelveMonths_FB616B8351046566CC7F43434DEE7077" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> 2014 </link:label>
<link:label id="lab_us-gaap_ContractualObligationDueInNextTwelveMonths_FB616B8351046566CC7F43434DEE7077_label_en-US" xlink:label="lab_us-gaap_ContractualObligationDueInNextTwelveMonths_FB616B8351046566CC7F43434DEE7077" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Contractual Obligation, Due in Next Twelve Months </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ContractualObligationDueInNextTwelveMonths" xlink:label="loc_us-gaap_ContractualObligationDueInNextTwelveMonths_FB616B8351046566CC7F43434DEE7077" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ContractualObligationDueInSecondYear_874B78DF37F034A90AF643434DEEB2D7_verboseLabel_en-US" xlink:label="lab_us-gaap_ContractualObligationDueInSecondYear_874B78DF37F034A90AF643434DEEB2D7" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> 2015 </link:label>
<link:label id="lab_us-gaap_ContractualObligationDueInSecondYear_874B78DF37F034A90AF643434DEEB2D7_label_en-US" xlink:label="lab_us-gaap_ContractualObligationDueInSecondYear_874B78DF37F034A90AF643434DEEB2D7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Contractual Obligation, Due in Second Year </link:label>
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<link:label id="lab_us-gaap_ContractualObligationDueInThirdYear_2D98856786E5D9BEDA0843434DEE6CBB_terseLabel_en-US" xlink:label="lab_us-gaap_ContractualObligationDueInThirdYear_2D98856786E5D9BEDA0843434DEE6CBB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> 2016 </link:label>
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<link:label id="lab_us-gaap_ContractualObligationDueInFourthYear_DDB47F849EBEC526262743434DEE7C2D_terseLabel_en-US" xlink:label="lab_us-gaap_ContractualObligationDueInFourthYear_DDB47F849EBEC526262743434DEE7C2D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> 2017 </link:label>
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<link:label id="lab_us-gaap_ContractualObligationDueInFifthYear_219898CC30E43C0BC5AE43434DEE208D_terseLabel_en-US" xlink:label="lab_us-gaap_ContractualObligationDueInFifthYear_219898CC30E43C0BC5AE43434DEE208D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> 2018 </link:label>
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<link:label id="lab_mdxg_ContractualObligationDueAfterSecondYear_DFE3D81A19810694E13443434DEE1D65_terseLabel_en-US" xlink:label="lab_mdxg_ContractualObligationDueAfterSecondYear_DFE3D81A19810694E13443434DEE1D65" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Thereafter </link:label>
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<link:label id="lab_us-gaap_LettersOfCreditOutstandingAmount_381336BBDA12BD2FBC3143434DEF03EB_terseLabel_en-US" xlink:label="lab_us-gaap_LettersOfCreditOutstandingAmount_381336BBDA12BD2FBC3143434DEF03EB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Standby letters of credit </link:label>
<link:label id="lab_us-gaap_LettersOfCreditOutstandingAmount_381336BBDA12BD2FBC3143434DEF03EB_label_en-US" xlink:label="lab_us-gaap_LettersOfCreditOutstandingAmount_381336BBDA12BD2FBC3143434DEF03EB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Letters of Credit Outstanding, Amount </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_LettersOfCreditOutstandingAmount" xlink:label="loc_us-gaap_LettersOfCreditOutstandingAmount_381336BBDA12BD2FBC3143434DEF03EB" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LettersOfCreditOutstandingAmount_381336BBDA12BD2FBC3143434DEF03EB" xlink:to="lab_us-gaap_LettersOfCreditOutstandingAmount_381336BBDA12BD2FBC3143434DEF03EB" xlink:type="arc"/>
<link:label id="lab_us-gaap_AccountingPoliciesAbstract_65E004B65CC457AC91D065F2ECAE8B26_label_en-US" xlink:label="lab_us-gaap_AccountingPoliciesAbstract_65E004B65CC457AC91D065F2ECAE8B26" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Accounting Policies [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_AccountingPoliciesAbstract" xlink:label="loc_us-gaap_AccountingPoliciesAbstract_65E004B65CC457AC91D065F2ECAE8B26" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AccountingPoliciesAbstract_65E004B65CC457AC91D065F2ECAE8B26" xlink:to="lab_us-gaap_AccountingPoliciesAbstract_65E004B65CC457AC91D065F2ECAE8B26" xlink:type="arc"/>
<link:label id="lab_us-gaap_ConcentrationRiskTable_610CF263F60A48364B8C65F2ECAFA60D_terseLabel_en-US" xlink:label="lab_us-gaap_ConcentrationRiskTable_610CF263F60A48364B8C65F2ECAFA60D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Concentration Risk [Table] </link:label>
<link:label id="lab_us-gaap_ConcentrationRiskTable_610CF263F60A48364B8C65F2ECAFA60D_label_en-US" xlink:label="lab_us-gaap_ConcentrationRiskTable_610CF263F60A48364B8C65F2ECAFA60D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Concentration Risk [Table] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ConcentrationRiskTable" xlink:label="loc_us-gaap_ConcentrationRiskTable_610CF263F60A48364B8C65F2ECAFA60D" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ConcentrationRiskTable_610CF263F60A48364B8C65F2ECAFA60D" xlink:to="lab_us-gaap_ConcentrationRiskTable_610CF263F60A48364B8C65F2ECAFA60D" xlink:type="arc"/>
<link:label id="lab_us-gaap_ConcentrationRiskByBenchmarkAxis_47B8D9C96D3546F8CC8C65F2ECAF7CCD_terseLabel_en-US" xlink:label="lab_us-gaap_ConcentrationRiskByBenchmarkAxis_47B8D9C96D3546F8CC8C65F2ECAF7CCD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Concentration Risk Benchmark [Axis] </link:label>
<link:label id="lab_us-gaap_ConcentrationRiskByBenchmarkAxis_47B8D9C96D3546F8CC8C65F2ECAF7CCD_label_en-US" xlink:label="lab_us-gaap_ConcentrationRiskByBenchmarkAxis_47B8D9C96D3546F8CC8C65F2ECAF7CCD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Concentration Risk Benchmark [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ConcentrationRiskByBenchmarkAxis" xlink:label="loc_us-gaap_ConcentrationRiskByBenchmarkAxis_47B8D9C96D3546F8CC8C65F2ECAF7CCD" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ConcentrationRiskByBenchmarkAxis_47B8D9C96D3546F8CC8C65F2ECAF7CCD" xlink:to="lab_us-gaap_ConcentrationRiskByBenchmarkAxis_47B8D9C96D3546F8CC8C65F2ECAF7CCD" xlink:type="arc"/>
<link:label id="lab_us-gaap_ConcentrationRiskBenchmarkDomain_8DD65A38B22543D5FBF365F2ECAF5460_terseLabel_en-US" xlink:label="lab_us-gaap_ConcentrationRiskBenchmarkDomain_8DD65A38B22543D5FBF365F2ECAF5460" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Concentration Risk Benchmark [Domain] </link:label>
<link:label id="lab_us-gaap_ConcentrationRiskBenchmarkDomain_8DD65A38B22543D5FBF365F2ECAF5460_label_en-US" xlink:label="lab_us-gaap_ConcentrationRiskBenchmarkDomain_8DD65A38B22543D5FBF365F2ECAF5460" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Concentration Risk Benchmark [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ConcentrationRiskBenchmarkDomain" xlink:label="loc_us-gaap_ConcentrationRiskBenchmarkDomain_8DD65A38B22543D5FBF365F2ECAF5460" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ConcentrationRiskBenchmarkDomain_8DD65A38B22543D5FBF365F2ECAF5460" xlink:to="lab_us-gaap_ConcentrationRiskBenchmarkDomain_8DD65A38B22543D5FBF365F2ECAF5460" xlink:type="arc"/>
<link:label id="lab_us-gaap_SalesRevenueGoodsNetMember_E791CFB54D7E0C7BACFE65F2ECAF9958_terseLabel_en-US" xlink:label="lab_us-gaap_SalesRevenueGoodsNetMember_E791CFB54D7E0C7BACFE65F2ECAF9958" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Revenue </link:label>
<link:label id="lab_us-gaap_SalesRevenueGoodsNetMember_E791CFB54D7E0C7BACFE65F2ECAF9958_label_en-US" xlink:label="lab_us-gaap_SalesRevenueGoodsNetMember_E791CFB54D7E0C7BACFE65F2ECAF9958" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Sales Revenue, Goods, Net [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_SalesRevenueGoodsNetMember" xlink:label="loc_us-gaap_SalesRevenueGoodsNetMember_E791CFB54D7E0C7BACFE65F2ECAF9958" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SalesRevenueGoodsNetMember_E791CFB54D7E0C7BACFE65F2ECAF9958" xlink:to="lab_us-gaap_SalesRevenueGoodsNetMember_E791CFB54D7E0C7BACFE65F2ECAF9958" xlink:type="arc"/>
<link:label id="lab_us-gaap_AccountsReceivableMember_3308A788A9621C506ACC65F2ECAF1F43_terseLabel_en-US" xlink:label="lab_us-gaap_AccountsReceivableMember_3308A788A9621C506ACC65F2ECAF1F43" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Accounts Receivable </link:label>
<link:label id="lab_us-gaap_AccountsReceivableMember_3308A788A9621C506ACC65F2ECAF1F43_label_en-US" xlink:label="lab_us-gaap_AccountsReceivableMember_3308A788A9621C506ACC65F2ECAF1F43" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Accounts Receivable [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_AccountsReceivableMember" xlink:label="loc_us-gaap_AccountsReceivableMember_3308A788A9621C506ACC65F2ECAF1F43" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AccountsReceivableMember_3308A788A9621C506ACC65F2ECAF1F43" xlink:to="lab_us-gaap_AccountsReceivableMember_3308A788A9621C506ACC65F2ECAF1F43" xlink:type="arc"/>
<link:label id="lab_us-gaap_ConcentrationRiskByTypeAxis_8B0BE70230B09683250A65F2ECAF2D70_terseLabel_en-US" xlink:label="lab_us-gaap_ConcentrationRiskByTypeAxis_8B0BE70230B09683250A65F2ECAF2D70" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Concentration Risk Type [Axis] </link:label>
<link:label id="lab_us-gaap_ConcentrationRiskByTypeAxis_8B0BE70230B09683250A65F2ECAF2D70_label_en-US" xlink:label="lab_us-gaap_ConcentrationRiskByTypeAxis_8B0BE70230B09683250A65F2ECAF2D70" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Concentration Risk Type [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ConcentrationRiskByTypeAxis" xlink:label="loc_us-gaap_ConcentrationRiskByTypeAxis_8B0BE70230B09683250A65F2ECAF2D70" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ConcentrationRiskByTypeAxis_8B0BE70230B09683250A65F2ECAF2D70" xlink:to="lab_us-gaap_ConcentrationRiskByTypeAxis_8B0BE70230B09683250A65F2ECAF2D70" xlink:type="arc"/>
<link:label id="lab_us-gaap_ConcentrationRiskTypeDomain_4318AFCC26C0BC6DE08D65F2ECAFDAF4_terseLabel_en-US" xlink:label="lab_us-gaap_ConcentrationRiskTypeDomain_4318AFCC26C0BC6DE08D65F2ECAFDAF4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Concentration Risk Type [Domain] </link:label>
<link:label id="lab_us-gaap_ConcentrationRiskTypeDomain_4318AFCC26C0BC6DE08D65F2ECAFDAF4_label_en-US" xlink:label="lab_us-gaap_ConcentrationRiskTypeDomain_4318AFCC26C0BC6DE08D65F2ECAFDAF4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Concentration Risk Type [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ConcentrationRiskTypeDomain" xlink:label="loc_us-gaap_ConcentrationRiskTypeDomain_4318AFCC26C0BC6DE08D65F2ECAFDAF4" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ConcentrationRiskTypeDomain_4318AFCC26C0BC6DE08D65F2ECAFDAF4" xlink:to="lab_us-gaap_ConcentrationRiskTypeDomain_4318AFCC26C0BC6DE08D65F2ECAFDAF4" xlink:type="arc"/>
<link:label id="lab_mdxg_FirstCustomerMember_FE73BB58E38C874BC3D065F2ECAF913E_terseLabel_en-US" xlink:label="lab_mdxg_FirstCustomerMember_FE73BB58E38C874BC3D065F2ECAF913E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> AvKare </link:label>
<link:label id="lab_mdxg_FirstCustomerMember_FE73BB58E38C874BC3D065F2ECAF913E_label_en-US" xlink:label="lab_mdxg_FirstCustomerMember_FE73BB58E38C874BC3D065F2ECAF913E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> First Customer [Member] </link:label>
<link:label id="lab_mdxg_FirstCustomerMember_FE73BB58E38C874BC3D065F2ECAF913E_documentation_en-US" xlink:label="lab_mdxg_FirstCustomerMember_FE73BB58E38C874BC3D065F2ECAF913E" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Reflects the percentage that revenues in the period from one significant customers is to net revenues, as defined by the entity, such as total net revenues, product line revenues, segment revenues. The risk is the materially adverse effects of loss of a significant customer. </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_FirstCustomerMember" xlink:label="loc_mdxg_FirstCustomerMember_FE73BB58E38C874BC3D065F2ECAF913E" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_mdxg_FirstCustomerMember_FE73BB58E38C874BC3D065F2ECAF913E" xlink:to="lab_mdxg_FirstCustomerMember_FE73BB58E38C874BC3D065F2ECAF913E" xlink:type="arc"/>
<link:label id="lab_mdxg_SecondCustomerMember_2D2E29303353652E67DE65F2ECAF06AC_terseLabel_en-US" xlink:label="lab_mdxg_SecondCustomerMember_2D2E29303353652E67DE65F2ECAF06AC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> CPM </link:label>
<link:label id="lab_mdxg_SecondCustomerMember_2D2E29303353652E67DE65F2ECAF06AC_label_en-US" xlink:label="lab_mdxg_SecondCustomerMember_2D2E29303353652E67DE65F2ECAF06AC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Second Customer [Member] </link:label>
<link:label id="lab_mdxg_SecondCustomerMember_2D2E29303353652E67DE65F2ECAF06AC_documentation_en-US" xlink:label="lab_mdxg_SecondCustomerMember_2D2E29303353652E67DE65F2ECAF06AC" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Reflects the percentage that revenues in the period from one significant customers is to net revenues, as defined by the entity, such as total net revenues, product line revenues, segment revenues. The risk is the materially adverse effects of loss of a significant customer. </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_SecondCustomerMember" xlink:label="loc_mdxg_SecondCustomerMember_2D2E29303353652E67DE65F2ECAF06AC" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_mdxg_SecondCustomerMember_2D2E29303353652E67DE65F2ECAF06AC" xlink:to="lab_mdxg_SecondCustomerMember_2D2E29303353652E67DE65F2ECAF06AC" xlink:type="arc"/>
<link:label id="lab_us-gaap_RangeAxis_C310879006F3C4CB0E6E65F2ECAFD27B_terseLabel_en-US" xlink:label="lab_us-gaap_RangeAxis_C310879006F3C4CB0E6E65F2ECAFD27B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Range [Axis] </link:label>
<link:label id="lab_us-gaap_RangeAxis_C310879006F3C4CB0E6E65F2ECAFD27B_label_en-US" xlink:label="lab_us-gaap_RangeAxis_C310879006F3C4CB0E6E65F2ECAFD27B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Range [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_RangeAxis" xlink:label="loc_us-gaap_RangeAxis_C310879006F3C4CB0E6E65F2ECAFD27B" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RangeAxis_C310879006F3C4CB0E6E65F2ECAFD27B" xlink:to="lab_us-gaap_RangeAxis_C310879006F3C4CB0E6E65F2ECAFD27B" xlink:type="arc"/>
<link:label id="lab_us-gaap_RangeMember_7BD3A4E94EC9AD31C61465F2ECB0F191_terseLabel_en-US" xlink:label="lab_us-gaap_RangeMember_7BD3A4E94EC9AD31C61465F2ECB0F191" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Range [Domain] </link:label>
<link:label id="lab_us-gaap_RangeMember_7BD3A4E94EC9AD31C61465F2ECB0F191_label_en-US" xlink:label="lab_us-gaap_RangeMember_7BD3A4E94EC9AD31C61465F2ECB0F191" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Range [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_RangeMember" xlink:label="loc_us-gaap_RangeMember_7BD3A4E94EC9AD31C61465F2ECB0F191" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RangeMember_7BD3A4E94EC9AD31C61465F2ECB0F191" xlink:to="lab_us-gaap_RangeMember_7BD3A4E94EC9AD31C61465F2ECB0F191" xlink:type="arc"/>
<link:label id="lab_us-gaap_MinimumMember_78ECB632FD2AA7F072FF65F2ECB09ED9_terseLabel_en-US" xlink:label="lab_us-gaap_MinimumMember_78ECB632FD2AA7F072FF65F2ECB09ED9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Minimum </link:label>
<link:label id="lab_us-gaap_MinimumMember_78ECB632FD2AA7F072FF65F2ECB09ED9_label_en-US" xlink:label="lab_us-gaap_MinimumMember_78ECB632FD2AA7F072FF65F2ECB09ED9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Minimum [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_MinimumMember" xlink:label="loc_us-gaap_MinimumMember_78ECB632FD2AA7F072FF65F2ECB09ED9" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_MinimumMember_78ECB632FD2AA7F072FF65F2ECB09ED9" xlink:to="lab_us-gaap_MinimumMember_78ECB632FD2AA7F072FF65F2ECB09ED9" xlink:type="arc"/>
<link:label id="lab_us-gaap_MaximumMember_58C7889C06BD7C53D72565F2ECB04661_terseLabel_en-US" xlink:label="lab_us-gaap_MaximumMember_58C7889C06BD7C53D72565F2ECB04661" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Maximum </link:label>
<link:label id="lab_us-gaap_MaximumMember_58C7889C06BD7C53D72565F2ECB04661_label_en-US" xlink:label="lab_us-gaap_MaximumMember_58C7889C06BD7C53D72565F2ECB04661" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Maximum [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_MaximumMember" xlink:label="loc_us-gaap_MaximumMember_58C7889C06BD7C53D72565F2ECB04661" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_MaximumMember_58C7889C06BD7C53D72565F2ECB04661" xlink:to="lab_us-gaap_MaximumMember_58C7889C06BD7C53D72565F2ECB04661" xlink:type="arc"/>
<link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_3568ED95588287F61F5065F2ECB0F941_terseLabel_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_3568ED95588287F61F5065F2ECB0F941" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Finite-Lived Intangible Assets by Major Class [Axis] </link:label>
<link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_3568ED95588287F61F5065F2ECB0F941_label_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_3568ED95588287F61F5065F2ECB0F941" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Finite-Lived Intangible Assets by Major Class [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_3568ED95588287F61F5065F2ECB0F941" xlink:type="locator"/>
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<link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_EC3851EF857EF595E03465F2ECB04A25_terseLabel_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_EC3851EF857EF595E03465F2ECB04A25" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Finite-Lived Intangible Assets, Major Class Name [Domain] </link:label>
<link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_EC3851EF857EF595E03465F2ECB04A25_label_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_EC3851EF857EF595E03465F2ECB04A25" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Finite-Lived Intangible Assets, Major Class Name [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_EC3851EF857EF595E03465F2ECB04A25" xlink:type="locator"/>
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<link:label id="lab_us-gaap_PatentsMember_E17556533987EB54AC0C65F2ECB05194_terseLabel_en-US" xlink:label="lab_us-gaap_PatentsMember_E17556533987EB54AC0C65F2ECB05194" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Patents </link:label>
<link:label id="lab_us-gaap_PatentsMember_E17556533987EB54AC0C65F2ECB05194_label_en-US" xlink:label="lab_us-gaap_PatentsMember_E17556533987EB54AC0C65F2ECB05194" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Patents [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_PatentsMember" xlink:label="loc_us-gaap_PatentsMember_E17556533987EB54AC0C65F2ECB05194" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PatentsMember_E17556533987EB54AC0C65F2ECB05194" xlink:to="lab_us-gaap_PatentsMember_E17556533987EB54AC0C65F2ECB05194" xlink:type="arc"/>
<link:label id="lab_us-gaap_ConcentrationRiskLineItems_992E758C2C0A1FBDB18765F2ECB0EA75_terseLabel_en-US" xlink:label="lab_us-gaap_ConcentrationRiskLineItems_992E758C2C0A1FBDB18765F2ECB0EA75" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Market Concentrations and Credit Risk [Line Items] </link:label>
<link:label id="lab_us-gaap_ConcentrationRiskLineItems_992E758C2C0A1FBDB18765F2ECB0EA75_label_en-US" xlink:label="lab_us-gaap_ConcentrationRiskLineItems_992E758C2C0A1FBDB18765F2ECB0EA75" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Concentration Risk [Line Items] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ConcentrationRiskLineItems" xlink:label="loc_us-gaap_ConcentrationRiskLineItems_992E758C2C0A1FBDB18765F2ECB0EA75" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ConcentrationRiskLineItems_992E758C2C0A1FBDB18765F2ECB0EA75" xlink:to="lab_us-gaap_ConcentrationRiskLineItems_992E758C2C0A1FBDB18765F2ECB0EA75" xlink:type="arc"/>
<link:label id="lab_us-gaap_CashFDICInsuredAmount_8F7C67DBC4CBF3B3393D65F2ECB06E5E_terseLabel_en-US" xlink:label="lab_us-gaap_CashFDICInsuredAmount_8F7C67DBC4CBF3B3393D65F2ECB06E5E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> FDIC insured amount </link:label>
<link:label id="lab_us-gaap_CashFDICInsuredAmount_8F7C67DBC4CBF3B3393D65F2ECB06E5E_label_en-US" xlink:label="lab_us-gaap_CashFDICInsuredAmount_8F7C67DBC4CBF3B3393D65F2ECB06E5E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Cash, FDIC Insured Amount </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_CashFDICInsuredAmount" xlink:label="loc_us-gaap_CashFDICInsuredAmount_8F7C67DBC4CBF3B3393D65F2ECB06E5E" xlink:type="locator"/>
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<link:label id="lab_us-gaap_CashUninsuredAmount_3C388439350227F8304B65F2ECB08A54_terseLabel_en-US" xlink:label="lab_us-gaap_CashUninsuredAmount_3C388439350227F8304B65F2ECB08A54" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Cash and cash equivalents uninsured amount </link:label>
<link:label id="lab_us-gaap_CashUninsuredAmount_3C388439350227F8304B65F2ECB08A54_label_en-US" xlink:label="lab_us-gaap_CashUninsuredAmount_3C388439350227F8304B65F2ECB08A54" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Cash, Uninsured Amount </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_CashUninsuredAmount" xlink:label="loc_us-gaap_CashUninsuredAmount_3C388439350227F8304B65F2ECB08A54" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CashUninsuredAmount_3C388439350227F8304B65F2ECB08A54" xlink:to="lab_us-gaap_CashUninsuredAmount_3C388439350227F8304B65F2ECB08A54" xlink:type="arc"/>
<link:label id="lab_mdxg_NumberOfMajorCustomers_410A65B4724D4022023065F2ECB0CC70_terseLabel_en-US" xlink:label="lab_mdxg_NumberOfMajorCustomers_410A65B4724D4022023065F2ECB0CC70" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Number of major customers </link:label>
<link:label id="lab_mdxg_NumberOfMajorCustomers_410A65B4724D4022023065F2ECB0CC70_label_en-US" xlink:label="lab_mdxg_NumberOfMajorCustomers_410A65B4724D4022023065F2ECB0CC70" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Number of Major Customers </link:label>
<link:label id="lab_mdxg_NumberOfMajorCustomers_410A65B4724D4022023065F2ECB0CC70_documentation_en-US" xlink:label="lab_mdxg_NumberOfMajorCustomers_410A65B4724D4022023065F2ECB0CC70" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Refers to the total number of major customers or single external customer that accounts for 10 percent or more of an entity's revenues. </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_NumberOfMajorCustomers" xlink:label="loc_mdxg_NumberOfMajorCustomers_410A65B4724D4022023065F2ECB0CC70" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ConcentrationRiskPercentage1_BF576DBA7B040BDA8CD565F2ECB05E4B_terseLabel_en-US" xlink:label="lab_us-gaap_ConcentrationRiskPercentage1_BF576DBA7B040BDA8CD565F2ECB05E4B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Concentration of risk (in hundredths) </link:label>
<link:label id="lab_us-gaap_ConcentrationRiskPercentage1_BF576DBA7B040BDA8CD565F2ECB05E4B_label_en-US" xlink:label="lab_us-gaap_ConcentrationRiskPercentage1_BF576DBA7B040BDA8CD565F2ECB05E4B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Concentration Risk, Percentage </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ConcentrationRiskPercentage1" xlink:label="loc_us-gaap_ConcentrationRiskPercentage1_BF576DBA7B040BDA8CD565F2ECB05E4B" xlink:type="locator"/>
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<link:label id="lab_mdxg_ImpairmentOfIntangibleAssetsAbstract_F28F02DAB99BFB10E70565F2ECB02863_terseLabel_en-US" xlink:label="lab_mdxg_ImpairmentOfIntangibleAssetsAbstract_F28F02DAB99BFB10E70565F2ECB02863" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Impairment of Intangible Assets with Finite Lives [Abstract] </link:label>
<link:label id="lab_mdxg_ImpairmentOfIntangibleAssetsAbstract_F28F02DAB99BFB10E70565F2ECB02863_label_en-US" xlink:label="lab_mdxg_ImpairmentOfIntangibleAssetsAbstract_F28F02DAB99BFB10E70565F2ECB02863" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Impairment of Intangible Assets [Abstract] </link:label>
<link:label id="lab_mdxg_ImpairmentOfIntangibleAssetsAbstract_F28F02DAB99BFB10E70565F2ECB02863_documentation_en-US" xlink:label="lab_mdxg_ImpairmentOfIntangibleAssetsAbstract_F28F02DAB99BFB10E70565F2ECB02863" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> -- None. No documentation exists for this element. -- </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_ImpairmentOfIntangibleAssetsAbstract" xlink:label="loc_mdxg_ImpairmentOfIntangibleAssetsAbstract_F28F02DAB99BFB10E70565F2ECB02863" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ImpairmentOfIntangibleAssetsFinitelived_ED112EFC4135942AE6B965F2ECB0494E_verboseLabel_en-US" xlink:label="lab_us-gaap_ImpairmentOfIntangibleAssetsFinitelived_ED112EFC4135942AE6B965F2ECB0494E" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Impairment of intangible assets </link:label>
<link:label id="lab_us-gaap_ImpairmentOfIntangibleAssetsFinitelived_ED112EFC4135942AE6B965F2ECB0494E_label_en-US" xlink:label="lab_us-gaap_ImpairmentOfIntangibleAssetsFinitelived_ED112EFC4135942AE6B965F2ECB0494E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Impairment of Intangible Assets, Finite-lived </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ImpairmentOfIntangibleAssetsFinitelived" xlink:label="loc_us-gaap_ImpairmentOfIntangibleAssetsFinitelived_ED112EFC4135942AE6B965F2ECB0494E" xlink:type="locator"/>
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<link:label id="lab_us-gaap_PropertyPlantAndEquipmentAbstract_ED8AF33DCF357E1819CE65F2ECB01BC5_terseLabel_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentAbstract_ED8AF33DCF357E1819CE65F2ECB01BC5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Property and Equipment [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_PropertyPlantAndEquipmentAbstract" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentAbstract_ED8AF33DCF357E1819CE65F2ECB01BC5" xlink:type="locator"/>
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<link:label id="lab_us-gaap_PropertyPlantAndEquipmentUsefulLife_52F0E4670B6E14DA5FB865F2ECB0A191_terseLabel_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentUsefulLife_52F0E4670B6E14DA5FB865F2ECB0A191" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Property and equipment estimated useful life </link:label>
<link:label id="lab_us-gaap_PropertyPlantAndEquipmentUsefulLife_52F0E4670B6E14DA5FB865F2ECB0A191_label_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentUsefulLife_52F0E4670B6E14DA5FB865F2ECB0A191" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Property, Plant and Equipment, Useful Life </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_PropertyPlantAndEquipmentUsefulLife" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentUsefulLife_52F0E4670B6E14DA5FB865F2ECB0A191" xlink:type="locator"/>
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<link:label id="lab_us-gaap_AssetImpairmentChargesAbstract_BB8A5C23C7FD4ABB21F665F2ECB1B9EE_terseLabel_en-US" xlink:label="lab_us-gaap_AssetImpairmentChargesAbstract_BB8A5C23C7FD4ABB21F665F2ECB1B9EE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Impairment of Long-lived Assets [Abstract] </link:label>
<link:label id="lab_us-gaap_AssetImpairmentChargesAbstract_BB8A5C23C7FD4ABB21F665F2ECB1B9EE_label_en-US" xlink:label="lab_us-gaap_AssetImpairmentChargesAbstract_BB8A5C23C7FD4ABB21F665F2ECB1B9EE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Asset Impairment Charges [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_AssetImpairmentChargesAbstract" xlink:label="loc_us-gaap_AssetImpairmentChargesAbstract_BB8A5C23C7FD4ABB21F665F2ECB1B9EE" xlink:type="locator"/>
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<link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsPeriodIncreaseDecrease_01E9C2C0C023F9E3046365F2ECB1A243_terseLabel_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsPeriodIncreaseDecrease_01E9C2C0C023F9E3046365F2ECB1A243" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Intangible assets, net of accumulated amortization </link:label>
<link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsPeriodIncreaseDecrease_01E9C2C0C023F9E3046365F2ECB1A243_label_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsPeriodIncreaseDecrease_01E9C2C0C023F9E3046365F2ECB1A243" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Finite-Lived Intangible Assets, Period Increase (Decrease) </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsPeriodIncreaseDecrease" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsPeriodIncreaseDecrease_01E9C2C0C023F9E3046365F2ECB1A243" xlink:type="locator"/>
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<link:label id="lab_us-gaap_GoodwillImpairmentLoss_940251EF561EB877F48465F2ECB1F252_terseLabel_en-US" xlink:label="lab_us-gaap_GoodwillImpairmentLoss_940251EF561EB877F48465F2ECB1F252" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Impairment loss </link:label>
<link:label id="lab_us-gaap_GoodwillImpairmentLoss_940251EF561EB877F48465F2ECB1F252_label_en-US" xlink:label="lab_us-gaap_GoodwillImpairmentLoss_940251EF561EB877F48465F2ECB1F252" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Goodwill, Impairment Loss </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_GoodwillImpairmentLoss" xlink:label="loc_us-gaap_GoodwillImpairmentLoss_940251EF561EB877F48465F2ECB1F252" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DeferredRevenueAbstract_7444197A79A47D6259C665F2ECB10427_terseLabel_en-US" xlink:label="lab_us-gaap_DeferredRevenueAbstract_7444197A79A47D6259C665F2ECB10427" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Grant Income [Abstract] </link:label>
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<link:label id="lab_mdxg_LoanAgreementMember_EBECC187319C8B7256544C961C8B8A74_label_en-US" xlink:label="lab_mdxg_LoanAgreementMember_EBECC187319C8B7256544C961C8B8A74" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Loan Agreement [Member] </link:label>
<link:label id="lab_mdxg_LoanAgreementMember_EBECC187319C8B7256544C961C8B8A74_documentation_en-US" xlink:label="lab_mdxg_LoanAgreementMember_EBECC187319C8B7256544C961C8B8A74" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Loan Agreement </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_LoanAgreementMember" xlink:label="loc_mdxg_LoanAgreementMember_EBECC187319C8B7256544C961C8B8A74" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_mdxg_LoanAgreementMember_EBECC187319C8B7256544C961C8B8A74" xlink:to="lab_mdxg_LoanAgreementMember_EBECC187319C8B7256544C961C8B8A74" xlink:type="arc"/>
<link:label id="lab_us-gaap_LineOfCreditFacilityAxis_F629BC7F634E3AE5532F4C961C8B18A7_terseLabel_en-US" xlink:label="lab_us-gaap_LineOfCreditFacilityAxis_F629BC7F634E3AE5532F4C961C8B18A7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Lender Name [Axis] </link:label>
<link:label id="lab_us-gaap_LineOfCreditFacilityAxis_F629BC7F634E3AE5532F4C961C8B18A7_label_en-US" xlink:label="lab_us-gaap_LineOfCreditFacilityAxis_F629BC7F634E3AE5532F4C961C8B18A7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Lender Name [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_LineOfCreditFacilityAxis" xlink:label="loc_us-gaap_LineOfCreditFacilityAxis_F629BC7F634E3AE5532F4C961C8B18A7" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LineOfCreditFacilityAxis_F629BC7F634E3AE5532F4C961C8B18A7" xlink:to="lab_us-gaap_LineOfCreditFacilityAxis_F629BC7F634E3AE5532F4C961C8B18A7" xlink:type="arc"/>
<link:label id="lab_us-gaap_LineOfCreditFacilityLenderDomain_D07E29F999DA29DD8D544C961C8B9108_terseLabel_en-US" xlink:label="lab_us-gaap_LineOfCreditFacilityLenderDomain_D07E29F999DA29DD8D544C961C8B9108" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Line of Credit Facility, Lender [Domain] </link:label>
<link:label id="lab_us-gaap_LineOfCreditFacilityLenderDomain_D07E29F999DA29DD8D544C961C8B9108_label_en-US" xlink:label="lab_us-gaap_LineOfCreditFacilityLenderDomain_D07E29F999DA29DD8D544C961C8B9108" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Line of Credit Facility, Lender [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_LineOfCreditFacilityLenderDomain" xlink:label="loc_us-gaap_LineOfCreditFacilityLenderDomain_D07E29F999DA29DD8D544C961C8B9108" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LineOfCreditFacilityLenderDomain_D07E29F999DA29DD8D544C961C8B9108" xlink:to="lab_us-gaap_LineOfCreditFacilityLenderDomain_D07E29F999DA29DD8D544C961C8B9108" xlink:type="arc"/>
<link:label id="lab_us-gaap_BoardOfDirectorsChairmanMember_19C20E9A0E1AC52A6E524C961C8B2CC5_terseLabel_en-US" xlink:label="lab_us-gaap_BoardOfDirectorsChairmanMember_19C20E9A0E1AC52A6E524C961C8B2CC5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Chairman and CEO </link:label>
<link:label id="lab_us-gaap_BoardOfDirectorsChairmanMember_19C20E9A0E1AC52A6E524C961C8B2CC5_label_en-US" xlink:label="lab_us-gaap_BoardOfDirectorsChairmanMember_19C20E9A0E1AC52A6E524C961C8B2CC5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Board of Directors Chairman [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_BoardOfDirectorsChairmanMember" xlink:label="loc_us-gaap_BoardOfDirectorsChairmanMember_19C20E9A0E1AC52A6E524C961C8B2CC5" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_BoardOfDirectorsChairmanMember_19C20E9A0E1AC52A6E524C961C8B2CC5" xlink:to="lab_us-gaap_BoardOfDirectorsChairmanMember_19C20E9A0E1AC52A6E524C961C8B2CC5" xlink:type="arc"/>
<link:label id="lab_us-gaap_ClassOfWarrantOrRightAxis_98FF07CCE205EE4172AB4C961C8CD2C5_terseLabel_en-US" xlink:label="lab_us-gaap_ClassOfWarrantOrRightAxis_98FF07CCE205EE4172AB4C961C8CD2C5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Class of Warrant or Right [Axis] </link:label>
<link:label id="lab_us-gaap_ClassOfWarrantOrRightAxis_98FF07CCE205EE4172AB4C961C8CD2C5_label_en-US" xlink:label="lab_us-gaap_ClassOfWarrantOrRightAxis_98FF07CCE205EE4172AB4C961C8CD2C5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Class of Warrant or Right [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ClassOfWarrantOrRightAxis" xlink:label="loc_us-gaap_ClassOfWarrantOrRightAxis_98FF07CCE205EE4172AB4C961C8CD2C5" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ClassOfWarrantOrRightAxis_98FF07CCE205EE4172AB4C961C8CD2C5" xlink:to="lab_us-gaap_ClassOfWarrantOrRightAxis_98FF07CCE205EE4172AB4C961C8CD2C5" xlink:type="arc"/>
<link:label id="lab_us-gaap_ClassOfWarrantOrRightDomain_0195FCD47AC0CDD0CE734C961C8CC9DE_terseLabel_en-US" xlink:label="lab_us-gaap_ClassOfWarrantOrRightDomain_0195FCD47AC0CDD0CE734C961C8CC9DE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Class of Warrant or Right [Domain] </link:label>
<link:label id="lab_us-gaap_ClassOfWarrantOrRightDomain_0195FCD47AC0CDD0CE734C961C8CC9DE_label_en-US" xlink:label="lab_us-gaap_ClassOfWarrantOrRightDomain_0195FCD47AC0CDD0CE734C961C8CC9DE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Class of Warrant or Right [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ClassOfWarrantOrRightDomain" xlink:label="loc_us-gaap_ClassOfWarrantOrRightDomain_0195FCD47AC0CDD0CE734C961C8CC9DE" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ClassOfWarrantOrRightDomain_0195FCD47AC0CDD0CE734C961C8CC9DE" xlink:to="lab_us-gaap_ClassOfWarrantOrRightDomain_0195FCD47AC0CDD0CE734C961C8CC9DE" xlink:type="arc"/>
<link:label id="lab_mdxg_FirstContingentWarrantsMember_20AB2F69341E1A13FC174C961C8C5261_terseLabel_en-US" xlink:label="lab_mdxg_FirstContingentWarrantsMember_20AB2F69341E1A13FC174C961C8C5261" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> First Contingent Warrants </link:label>
<link:label id="lab_mdxg_FirstContingentWarrantsMember_20AB2F69341E1A13FC174C961C8C5261_label_en-US" xlink:label="lab_mdxg_FirstContingentWarrantsMember_20AB2F69341E1A13FC174C961C8C5261" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> First Contingent Warrants [Member] </link:label>
<link:label id="lab_mdxg_FirstContingentWarrantsMember_20AB2F69341E1A13FC174C961C8C5261_documentation_en-US" xlink:label="lab_mdxg_FirstContingentWarrantsMember_20AB2F69341E1A13FC174C961C8C5261" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> First Contingent Warrants issued by the Company. </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_FirstContingentWarrantsMember" xlink:label="loc_mdxg_FirstContingentWarrantsMember_20AB2F69341E1A13FC174C961C8C5261" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_mdxg_FirstContingentWarrantsMember_20AB2F69341E1A13FC174C961C8C5261" xlink:to="lab_mdxg_FirstContingentWarrantsMember_20AB2F69341E1A13FC174C961C8C5261" xlink:type="arc"/>
<link:label id="lab_mdxg_SecondContingentWarrantsMember_5FF11A0FE4ABC970C2A24C961C8C5A55_terseLabel_en-US" xlink:label="lab_mdxg_SecondContingentWarrantsMember_5FF11A0FE4ABC970C2A24C961C8C5A55" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Second Contingent Warrants </link:label>
<link:label id="lab_mdxg_SecondContingentWarrantsMember_5FF11A0FE4ABC970C2A24C961C8C5A55_label_en-US" xlink:label="lab_mdxg_SecondContingentWarrantsMember_5FF11A0FE4ABC970C2A24C961C8C5A55" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Second Contingent Warrants [Member] </link:label>
<link:label id="lab_mdxg_SecondContingentWarrantsMember_5FF11A0FE4ABC970C2A24C961C8C5A55_documentation_en-US" xlink:label="lab_mdxg_SecondContingentWarrantsMember_5FF11A0FE4ABC970C2A24C961C8C5A55" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Second Contingent Warrants issued by the Company. </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_SecondContingentWarrantsMember" xlink:label="loc_mdxg_SecondContingentWarrantsMember_5FF11A0FE4ABC970C2A24C961C8C5A55" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_mdxg_SecondContingentWarrantsMember_5FF11A0FE4ABC970C2A24C961C8C5A55" xlink:to="lab_mdxg_SecondContingentWarrantsMember_5FF11A0FE4ABC970C2A24C961C8C5A55" xlink:type="arc"/>
<link:label id="lab_us-gaap_CreditFacilityAxis_2B69BFAA5C09995C74E14C961C8C5C44_terseLabel_en-US" xlink:label="lab_us-gaap_CreditFacilityAxis_2B69BFAA5C09995C74E14C961C8C5C44" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Credit Facility [Axis] </link:label>
<link:label id="lab_us-gaap_CreditFacilityAxis_2B69BFAA5C09995C74E14C961C8C5C44_label_en-US" xlink:label="lab_us-gaap_CreditFacilityAxis_2B69BFAA5C09995C74E14C961C8C5C44" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Credit Facility [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_CreditFacilityAxis" xlink:label="loc_us-gaap_CreditFacilityAxis_2B69BFAA5C09995C74E14C961C8C5C44" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CreditFacilityAxis_2B69BFAA5C09995C74E14C961C8C5C44" xlink:to="lab_us-gaap_CreditFacilityAxis_2B69BFAA5C09995C74E14C961C8C5C44" xlink:type="arc"/>
<link:label id="lab_us-gaap_CreditFacilityDomain_7FD453BC54E15484017E4C961C8C4CF0_terseLabel_en-US" xlink:label="lab_us-gaap_CreditFacilityDomain_7FD453BC54E15484017E4C961C8C4CF0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Credit Facility [Domain] </link:label>
<link:label id="lab_us-gaap_CreditFacilityDomain_7FD453BC54E15484017E4C961C8C4CF0_label_en-US" xlink:label="lab_us-gaap_CreditFacilityDomain_7FD453BC54E15484017E4C961C8C4CF0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Credit Facility [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_CreditFacilityDomain" xlink:label="loc_us-gaap_CreditFacilityDomain_7FD453BC54E15484017E4C961C8C4CF0" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CreditFacilityDomain_7FD453BC54E15484017E4C961C8C4CF0" xlink:to="lab_us-gaap_CreditFacilityDomain_7FD453BC54E15484017E4C961C8C4CF0" xlink:type="arc"/>
<link:label id="lab_us-gaap_RevolvingCreditFacilityMember_740F01C0B0CE40C26CE34C961C8C7A5A_terseLabel_en-US" xlink:label="lab_us-gaap_RevolvingCreditFacilityMember_740F01C0B0CE40C26CE34C961C8C7A5A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Revolving Credit Facility </link:label>
<link:label id="lab_us-gaap_RevolvingCreditFacilityMember_740F01C0B0CE40C26CE34C961C8C7A5A_label_en-US" xlink:label="lab_us-gaap_RevolvingCreditFacilityMember_740F01C0B0CE40C26CE34C961C8C7A5A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Revolving Credit Facility [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_RevolvingCreditFacilityMember" xlink:label="loc_us-gaap_RevolvingCreditFacilityMember_740F01C0B0CE40C26CE34C961C8C7A5A" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RevolvingCreditFacilityMember_740F01C0B0CE40C26CE34C961C8C7A5A" xlink:to="lab_us-gaap_RevolvingCreditFacilityMember_740F01C0B0CE40C26CE34C961C8C7A5A" xlink:type="arc"/>
<link:label id="lab_us-gaap_LetterOfCreditMember_DA9207329857BBDFDE704C961C8C1471_terseLabel_en-US" xlink:label="lab_us-gaap_LetterOfCreditMember_DA9207329857BBDFDE704C961C8C1471" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Letter of Credit </link:label>
<link:label id="lab_us-gaap_LetterOfCreditMember_DA9207329857BBDFDE704C961C8C1471_label_en-US" xlink:label="lab_us-gaap_LetterOfCreditMember_DA9207329857BBDFDE704C961C8C1471" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Letter of Credit [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_LetterOfCreditMember" xlink:label="loc_us-gaap_LetterOfCreditMember_DA9207329857BBDFDE704C961C8C1471" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LetterOfCreditMember_DA9207329857BBDFDE704C961C8C1471" xlink:to="lab_us-gaap_LetterOfCreditMember_DA9207329857BBDFDE704C961C8C1471" xlink:type="arc"/>
<link:label id="lab_mdxg_VariableRateAxis_F506120202E4D441E1784C961C8C1EF5_terseLabel_en-US" xlink:label="lab_mdxg_VariableRateAxis_F506120202E4D441E1784C961C8C1EF5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Variable Rate [Axis] </link:label>
<link:label id="lab_mdxg_VariableRateAxis_F506120202E4D441E1784C961C8C1EF5_label_en-US" xlink:label="lab_mdxg_VariableRateAxis_F506120202E4D441E1784C961C8C1EF5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Variable Rate [Axis] </link:label>
<link:label id="lab_mdxg_VariableRateAxis_F506120202E4D441E1784C961C8C1EF5_documentation_en-US" xlink:label="lab_mdxg_VariableRateAxis_F506120202E4D441E1784C961C8C1EF5" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Information by type of variable rate. </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_VariableRateAxis" xlink:label="loc_mdxg_VariableRateAxis_F506120202E4D441E1784C961C8C1EF5" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_mdxg_VariableRateAxis_F506120202E4D441E1784C961C8C1EF5" xlink:to="lab_mdxg_VariableRateAxis_F506120202E4D441E1784C961C8C1EF5" xlink:type="arc"/>
<link:label id="lab_mdxg_VariableRateDomain_C01C0F4F8B46ACD8E0B04C961C8CAD30_terseLabel_en-US" xlink:label="lab_mdxg_VariableRateDomain_C01C0F4F8B46ACD8E0B04C961C8CAD30" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Variable Rate [Domain] </link:label>
<link:label id="lab_mdxg_VariableRateDomain_C01C0F4F8B46ACD8E0B04C961C8CAD30_label_en-US" xlink:label="lab_mdxg_VariableRateDomain_C01C0F4F8B46ACD8E0B04C961C8CAD30" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Variable Rate [Domain] </link:label>
<link:label id="lab_mdxg_VariableRateDomain_C01C0F4F8B46ACD8E0B04C961C8CAD30_documentation_en-US" xlink:label="lab_mdxg_VariableRateDomain_C01C0F4F8B46ACD8E0B04C961C8CAD30" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> [Domain] for Information by type of variable rate. </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_VariableRateDomain" xlink:label="loc_mdxg_VariableRateDomain_C01C0F4F8B46ACD8E0B04C961C8CAD30" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_mdxg_VariableRateDomain_C01C0F4F8B46ACD8E0B04C961C8CAD30" xlink:to="lab_mdxg_VariableRateDomain_C01C0F4F8B46ACD8E0B04C961C8CAD30" xlink:type="arc"/>
<link:label id="lab_mdxg_LondonInterbankOfferedRateLIBORMember_4C5A27A36C80898E18574C961C8CC84F_terseLabel_en-US" xlink:label="lab_mdxg_LondonInterbankOfferedRateLIBORMember_4C5A27A36C80898E18574C961C8CC84F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> LIBOR </link:label>
<link:label id="lab_mdxg_LondonInterbankOfferedRateLIBORMember_4C5A27A36C80898E18574C961C8CC84F_label_en-US" xlink:label="lab_mdxg_LondonInterbankOfferedRateLIBORMember_4C5A27A36C80898E18574C961C8CC84F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> London Interbank Offered Rate (LIBOR) [Member] </link:label>
<link:label id="lab_mdxg_LondonInterbankOfferedRateLIBORMember_4C5A27A36C80898E18574C961C8CC84F_documentation_en-US" xlink:label="lab_mdxg_LondonInterbankOfferedRateLIBORMember_4C5A27A36C80898E18574C961C8CC84F" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> London Interbank Offered Rate (LIBOR) </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_LondonInterbankOfferedRateLIBORMember" xlink:label="loc_mdxg_LondonInterbankOfferedRateLIBORMember_4C5A27A36C80898E18574C961C8CC84F" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DebtInstrumentLineItems_80307A6A0A817BD825384C961C8CC681_terseLabel_en-US" xlink:label="lab_us-gaap_DebtInstrumentLineItems_80307A6A0A817BD825384C961C8CC681" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Debt Instrument [Line Items] </link:label>
<link:label id="lab_us-gaap_DebtInstrumentLineItems_80307A6A0A817BD825384C961C8CC681_label_en-US" xlink:label="lab_us-gaap_DebtInstrumentLineItems_80307A6A0A817BD825384C961C8CC681" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Debt Instrument [Line Items] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DebtInstrumentLineItems" xlink:label="loc_us-gaap_DebtInstrumentLineItems_80307A6A0A817BD825384C961C8CC681" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DebtInstrumentLineItems_80307A6A0A817BD825384C961C8CC681" xlink:to="lab_us-gaap_DebtInstrumentLineItems_80307A6A0A817BD825384C961C8CC681" xlink:type="arc"/>
<link:label id="lab_mdxg_PercentageOfEquitySecuritiesToBeSoldForConversionOfNotes_DA175E2E9680C17CC3344C961C8CFBB6_terseLabel_en-US" xlink:label="lab_mdxg_PercentageOfEquitySecuritiesToBeSoldForConversionOfNotes_DA175E2E9680C17CC3344C961C8CFBB6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Percentage of equity securities to be sold for conversion of notes (in hundredths) </link:label>
<link:label id="lab_mdxg_PercentageOfEquitySecuritiesToBeSoldForConversionOfNotes_DA175E2E9680C17CC3344C961C8CFBB6_label_en-US" xlink:label="lab_mdxg_PercentageOfEquitySecuritiesToBeSoldForConversionOfNotes_DA175E2E9680C17CC3344C961C8CFBB6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Percentage of equity securities to be sold for conversion of notes </link:label>
<link:label id="lab_mdxg_PercentageOfEquitySecuritiesToBeSoldForConversionOfNotes_DA175E2E9680C17CC3344C961C8CFBB6_documentation_en-US" xlink:label="lab_mdxg_PercentageOfEquitySecuritiesToBeSoldForConversionOfNotes_DA175E2E9680C17CC3344C961C8CFBB6" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> This line item represents the percentage of equity securities to be sold for conversion of notes in to the shares of the entity. </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_PercentageOfEquitySecuritiesToBeSoldForConversionOfNotes" xlink:label="loc_mdxg_PercentageOfEquitySecuritiesToBeSoldForConversionOfNotes_DA175E2E9680C17CC3344C961C8CFBB6" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_mdxg_PercentageOfEquitySecuritiesToBeSoldForConversionOfNotes_DA175E2E9680C17CC3344C961C8CFBB6" xlink:to="lab_mdxg_PercentageOfEquitySecuritiesToBeSoldForConversionOfNotes_DA175E2E9680C17CC3344C961C8CFBB6" xlink:type="arc"/>
<link:label id="lab_mdxg_WarrantExercisePrice_3114CA797352536A94344C961C8CC53D_verboseLabel_en-US" xlink:label="lab_mdxg_WarrantExercisePrice_3114CA797352536A94344C961C8CC53D" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Warrant exercise price (in dollars per share) </link:label>
<link:label id="lab_mdxg_WarrantExercisePrice_3114CA797352536A94344C961C8CC53D_label_en-US" xlink:label="lab_mdxg_WarrantExercisePrice_3114CA797352536A94344C961C8CC53D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Warrant Exercise Price </link:label>
<link:label id="lab_mdxg_WarrantExercisePrice_3114CA797352536A94344C961C8CC53D_documentation_en-US" xlink:label="lab_mdxg_WarrantExercisePrice_3114CA797352536A94344C961C8CC53D" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> The price of one share of common stock for each warrant. </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_WarrantExercisePrice" xlink:label="loc_mdxg_WarrantExercisePrice_3114CA797352536A94344C961C8CC53D" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_mdxg_WarrantExercisePrice_3114CA797352536A94344C961C8CC53D" xlink:to="lab_mdxg_WarrantExercisePrice_3114CA797352536A94344C961C8CC53D" xlink:type="arc"/>
<link:label id="lab_mdxg_WarrantsVested_D795F0B0738202344AA54C961C8C096A_terseLabel_en-US" xlink:label="lab_mdxg_WarrantsVested_D795F0B0738202344AA54C961C8C096A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Warrants vested (in shares) </link:label>
<link:label id="lab_mdxg_WarrantsVested_D795F0B0738202344AA54C961C8C096A_label_en-US" xlink:label="lab_mdxg_WarrantsVested_D795F0B0738202344AA54C961C8C096A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Warrants vested </link:label>
<link:label id="lab_mdxg_WarrantsVested_D795F0B0738202344AA54C961C8C096A_documentation_en-US" xlink:label="lab_mdxg_WarrantsVested_D795F0B0738202344AA54C961C8C096A" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Amount of warrants vested and shares issued as of the balance sheet date. </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_WarrantsVested" xlink:label="loc_mdxg_WarrantsVested_D795F0B0738202344AA54C961C8C096A" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_mdxg_WarrantsVested_D795F0B0738202344AA54C961C8C096A" xlink:to="lab_mdxg_WarrantsVested_D795F0B0738202344AA54C961C8C096A" xlink:type="arc"/>
<link:label id="lab_mdxg_WarrantsVoided_E109B137C509DAA3ECBE4C961C8DF9D6_verboseLabel_en-US" xlink:label="lab_mdxg_WarrantsVoided_E109B137C509DAA3ECBE4C961C8DF9D6" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Warrants voided (in shares) </link:label>
<link:label id="lab_mdxg_WarrantsVoided_E109B137C509DAA3ECBE4C961C8DF9D6_label_en-US" xlink:label="lab_mdxg_WarrantsVoided_E109B137C509DAA3ECBE4C961C8DF9D6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Warrants Voided </link:label>
<link:label id="lab_mdxg_WarrantsVoided_E109B137C509DAA3ECBE4C961C8DF9D6_documentation_en-US" xlink:label="lab_mdxg_WarrantsVoided_E109B137C509DAA3ECBE4C961C8DF9D6" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Number of warrants voided during the period. </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_WarrantsVoided" xlink:label="loc_mdxg_WarrantsVoided_E109B137C509DAA3ECBE4C961C8DF9D6" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_mdxg_WarrantsVoided_E109B137C509DAA3ECBE4C961C8DF9D6" xlink:to="lab_mdxg_WarrantsVoided_E109B137C509DAA3ECBE4C961C8DF9D6" xlink:type="arc"/>
<link:label id="lab_mdxg_ClosingTradingPriceOfCompanyStock_C635395C53FB1078ED064C961C8D01C2_terseLabel_en-US" xlink:label="lab_mdxg_ClosingTradingPriceOfCompanyStock_C635395C53FB1078ED064C961C8D01C2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Closing trading price of Company stock (in dollars per share) </link:label>
<link:label id="lab_mdxg_ClosingTradingPriceOfCompanyStock_C635395C53FB1078ED064C961C8D01C2_label_en-US" xlink:label="lab_mdxg_ClosingTradingPriceOfCompanyStock_C635395C53FB1078ED064C961C8D01C2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Closing Trading Price Of Company Stock </link:label>
<link:label id="lab_mdxg_ClosingTradingPriceOfCompanyStock_C635395C53FB1078ED064C961C8D01C2_documentation_en-US" xlink:label="lab_mdxg_ClosingTradingPriceOfCompanyStock_C635395C53FB1078ED064C961C8D01C2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> The closing trading price of the company stock as a benchmark for Second Contingent Warrants to be voided. </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_ClosingTradingPriceOfCompanyStock" xlink:label="loc_mdxg_ClosingTradingPriceOfCompanyStock_C635395C53FB1078ED064C961C8D01C2" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_mdxg_ClosingTradingPriceOfCompanyStock_C635395C53FB1078ED064C961C8D01C2" xlink:to="lab_mdxg_ClosingTradingPriceOfCompanyStock_C635395C53FB1078ED064C961C8D01C2" xlink:type="arc"/>
<link:label id="lab_mdxg_NumberOfConsecutiveTradingDays_F05687F8B6BCBF24F5F14C961C8D96A6_terseLabel_en-US" xlink:label="lab_mdxg_NumberOfConsecutiveTradingDays_F05687F8B6BCBF24F5F14C961C8D96A6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Number of consecutive trading days </link:label>
<link:label id="lab_mdxg_NumberOfConsecutiveTradingDays_F05687F8B6BCBF24F5F14C961C8D96A6_label_en-US" xlink:label="lab_mdxg_NumberOfConsecutiveTradingDays_F05687F8B6BCBF24F5F14C961C8D96A6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Number Of Consecutive Trading Days </link:label>
<link:label id="lab_mdxg_NumberOfConsecutiveTradingDays_F05687F8B6BCBF24F5F14C961C8D96A6_documentation_en-US" xlink:label="lab_mdxg_NumberOfConsecutiveTradingDays_F05687F8B6BCBF24F5F14C961C8D96A6" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Number of consecutive trading days of the closing trading price of the company stock being at least $1.75, which causes Second Contingent Warrants to be voided. </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_NumberOfConsecutiveTradingDays" xlink:label="loc_mdxg_NumberOfConsecutiveTradingDays_F05687F8B6BCBF24F5F14C961C8D96A6" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_mdxg_NumberOfConsecutiveTradingDays_F05687F8B6BCBF24F5F14C961C8D96A6" xlink:to="lab_mdxg_NumberOfConsecutiveTradingDays_F05687F8B6BCBF24F5F14C961C8D96A6" xlink:type="arc"/>
<link:label id="lab_mdxg_BeneficialConversionFeatureValueRelatedToConvertibleDebtIssuedWithRegardToSeniorSecuredPromissoryNotes_9E6A9D0DE966A66CEDD34C961C8D3390_terseLabel_en-US" xlink:label="lab_mdxg_BeneficialConversionFeatureValueRelatedToConvertibleDebtIssuedWithRegardToSeniorSecuredPromissoryNotes_9E6A9D0DE966A66CEDD34C961C8D3390" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Additional interest resulting from beneficial conversion feature </link:label>
<link:label id="lab_mdxg_BeneficialConversionFeatureValueRelatedToConvertibleDebtIssuedWithRegardToSeniorSecuredPromissoryNotes_9E6A9D0DE966A66CEDD34C961C8D3390_label_en-US" xlink:label="lab_mdxg_BeneficialConversionFeatureValueRelatedToConvertibleDebtIssuedWithRegardToSeniorSecuredPromissoryNotes_9E6A9D0DE966A66CEDD34C961C8D3390" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Beneficial Conversion Feature Value Related To Convertible Debt Issued With Regard To Senior Secured Promissory Notes </link:label>
<link:label id="lab_mdxg_BeneficialConversionFeatureValueRelatedToConvertibleDebtIssuedWithRegardToSeniorSecuredPromissoryNotes_9E6A9D0DE966A66CEDD34C961C8D3390_documentation_en-US" xlink:label="lab_mdxg_BeneficialConversionFeatureValueRelatedToConvertibleDebtIssuedWithRegardToSeniorSecuredPromissoryNotes_9E6A9D0DE966A66CEDD34C961C8D3390" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> The fair value of the beneficial conversion feature of debt issued with regard to the Senior Secured Promissory Notes. </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_BeneficialConversionFeatureValueRelatedToConvertibleDebtIssuedWithRegardToSeniorSecuredPromissoryNotes" xlink:label="loc_mdxg_BeneficialConversionFeatureValueRelatedToConvertibleDebtIssuedWithRegardToSeniorSecuredPromissoryNotes_9E6A9D0DE966A66CEDD34C961C8D3390" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_mdxg_BeneficialConversionFeatureValueRelatedToConvertibleDebtIssuedWithRegardToSeniorSecuredPromissoryNotes_9E6A9D0DE966A66CEDD34C961C8D3390" xlink:to="lab_mdxg_BeneficialConversionFeatureValueRelatedToConvertibleDebtIssuedWithRegardToSeniorSecuredPromissoryNotes_9E6A9D0DE966A66CEDD34C961C8D3390" xlink:type="arc"/>
<link:label id="lab_us-gaap_DebtInstrumentInterestRateStatedPercentage_8814D3314EE82EDED7444C961C8D6A8B_verboseLabel_en-US" xlink:label="lab_us-gaap_DebtInstrumentInterestRateStatedPercentage_8814D3314EE82EDED7444C961C8D6A8B" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Annual interest rate (in hundredths) </link:label>
<link:label id="lab_us-gaap_DebtInstrumentInterestRateStatedPercentage_8814D3314EE82EDED7444C961C8D6A8B_label_en-US" xlink:label="lab_us-gaap_DebtInstrumentInterestRateStatedPercentage_8814D3314EE82EDED7444C961C8D6A8B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Debt Instrument, Interest Rate, Stated Percentage </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DebtInstrumentInterestRateStatedPercentage" xlink:label="loc_us-gaap_DebtInstrumentInterestRateStatedPercentage_8814D3314EE82EDED7444C961C8D6A8B" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DebtInstrumentInterestRateStatedPercentage_8814D3314EE82EDED7444C961C8D6A8B" xlink:to="lab_us-gaap_DebtInstrumentInterestRateStatedPercentage_8814D3314EE82EDED7444C961C8D6A8B" xlink:type="arc"/>
<link:label id="lab_us-gaap_ProceedsFromIssuanceOfDebt_DDA7345860C13D37D0404C961C925723_terseLabel_en-US" xlink:label="lab_us-gaap_ProceedsFromIssuanceOfDebt_DDA7345860C13D37D0404C961C925723" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Proceeds from issuance of debt </link:label>
<link:label id="lab_us-gaap_ProceedsFromIssuanceOfDebt_DDA7345860C13D37D0404C961C925723_label_en-US" xlink:label="lab_us-gaap_ProceedsFromIssuanceOfDebt_DDA7345860C13D37D0404C961C925723" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Proceeds from Issuance of Debt </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ProceedsFromIssuanceOfDebt" xlink:label="loc_us-gaap_ProceedsFromIssuanceOfDebt_DDA7345860C13D37D0404C961C925723" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ProceedsFromIssuanceOfDebt_DDA7345860C13D37D0404C961C925723" xlink:to="lab_us-gaap_ProceedsFromIssuanceOfDebt_DDA7345860C13D37D0404C961C925723" xlink:type="arc"/>
<link:label id="lab_mdxg_DebtInstrumentConvertibleNumberOfShares_3C21FB65B10E77FE7FB34C961C9226A6_terseLabel_en-US" xlink:label="lab_mdxg_DebtInstrumentConvertibleNumberOfShares_3C21FB65B10E77FE7FB34C961C9226A6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Principal of notes convertible (in shares) </link:label>
<link:label id="lab_mdxg_DebtInstrumentConvertibleNumberOfShares_3C21FB65B10E77FE7FB34C961C9226A6_label_en-US" xlink:label="lab_mdxg_DebtInstrumentConvertibleNumberOfShares_3C21FB65B10E77FE7FB34C961C9226A6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Debt Instrument, Convertible, Number of Shares </link:label>
<link:label id="lab_mdxg_DebtInstrumentConvertibleNumberOfShares_3C21FB65B10E77FE7FB34C961C9226A6_documentation_en-US" xlink:label="lab_mdxg_DebtInstrumentConvertibleNumberOfShares_3C21FB65B10E77FE7FB34C961C9226A6" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> The number of common stock that the holder of the debt instrument would receive if the debt was converted to equity. </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_DebtInstrumentConvertibleNumberOfShares" xlink:label="loc_mdxg_DebtInstrumentConvertibleNumberOfShares_3C21FB65B10E77FE7FB34C961C9226A6" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_mdxg_DebtInstrumentConvertibleNumberOfShares_3C21FB65B10E77FE7FB34C961C9226A6" xlink:to="lab_mdxg_DebtInstrumentConvertibleNumberOfShares_3C21FB65B10E77FE7FB34C961C9226A6" xlink:type="arc"/>
<link:label id="lab_mdxg_UnpaidInterestToBeConsideredForConversionInToSharesOfCommonStock_B332C295996D18F9530A4C961C92DFEA_terseLabel_en-US" xlink:label="lab_mdxg_UnpaidInterestToBeConsideredForConversionInToSharesOfCommonStock_B332C295996D18F9530A4C961C92DFEA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Accrued but unpaid interest (in dollars per share) </link:label>
<link:label id="lab_mdxg_UnpaidInterestToBeConsideredForConversionInToSharesOfCommonStock_B332C295996D18F9530A4C961C92DFEA_label_en-US" xlink:label="lab_mdxg_UnpaidInterestToBeConsideredForConversionInToSharesOfCommonStock_B332C295996D18F9530A4C961C92DFEA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Unpaid interest to be considered for conversion in to shares of common stock </link:label>
<link:label id="lab_mdxg_UnpaidInterestToBeConsideredForConversionInToSharesOfCommonStock_B332C295996D18F9530A4C961C92DFEA_documentation_en-US" xlink:label="lab_mdxg_UnpaidInterestToBeConsideredForConversionInToSharesOfCommonStock_B332C295996D18F9530A4C961C92DFEA" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Unpaid interest to be considered for conversion in to shares of common stock upon the election of the holder of the note. </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_UnpaidInterestToBeConsideredForConversionInToSharesOfCommonStock" xlink:label="loc_mdxg_UnpaidInterestToBeConsideredForConversionInToSharesOfCommonStock_B332C295996D18F9530A4C961C92DFEA" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_mdxg_UnpaidInterestToBeConsideredForConversionInToSharesOfCommonStock_B332C295996D18F9530A4C961C92DFEA" xlink:to="lab_mdxg_UnpaidInterestToBeConsideredForConversionInToSharesOfCommonStock_B332C295996D18F9530A4C961C92DFEA" xlink:type="arc"/>
<link:label id="lab_mdxg_PlacementFee_1C0E4AA8825ECDA70A094C961C926D50_terseLabel_en-US" xlink:label="lab_mdxg_PlacementFee_1C0E4AA8825ECDA70A094C961C926D50" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Placement fee </link:label>
<link:label id="lab_mdxg_PlacementFee_1C0E4AA8825ECDA70A094C961C926D50_label_en-US" xlink:label="lab_mdxg_PlacementFee_1C0E4AA8825ECDA70A094C961C926D50" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Placement fee </link:label>
<link:label id="lab_mdxg_PlacementFee_1C0E4AA8825ECDA70A094C961C926D50_documentation_en-US" xlink:label="lab_mdxg_PlacementFee_1C0E4AA8825ECDA70A094C961C926D50" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Amount of placement fees incurred in conjunction with the sale of the convertible senior secured promissory notes. </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_PlacementFee" xlink:label="loc_mdxg_PlacementFee_1C0E4AA8825ECDA70A094C961C926D50" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_mdxg_PlacementFee_1C0E4AA8825ECDA70A094C961C926D50" xlink:to="lab_mdxg_PlacementFee_1C0E4AA8825ECDA70A094C961C926D50" xlink:type="arc"/>
<link:label id="lab_us-gaap_StockIssuedDuringPeriodSharesIssuedForServices_2C396E13410CDE0746C64C961C92194A_verboseLabel_en-US" xlink:label="lab_us-gaap_StockIssuedDuringPeriodSharesIssuedForServices_2C396E13410CDE0746C64C961C92194A" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Placement fee, warrants issued (in shares) </link:label>
<link:label id="lab_us-gaap_StockIssuedDuringPeriodSharesIssuedForServices_2C396E13410CDE0746C64C961C92194A_label_en-US" xlink:label="lab_us-gaap_StockIssuedDuringPeriodSharesIssuedForServices_2C396E13410CDE0746C64C961C92194A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Stock Issued During Period, Shares, Issued for Services </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesIssuedForServices" xlink:label="loc_us-gaap_StockIssuedDuringPeriodSharesIssuedForServices_2C396E13410CDE0746C64C961C92194A" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StockIssuedDuringPeriodSharesIssuedForServices_2C396E13410CDE0746C64C961C92194A" xlink:to="lab_us-gaap_StockIssuedDuringPeriodSharesIssuedForServices_2C396E13410CDE0746C64C961C92194A" xlink:type="arc"/>
<link:label id="lab_mdxg_WarrantsTerm_42E8EB1F23217B297B844C961C927AB5_verboseLabel_en-US" xlink:label="lab_mdxg_WarrantsTerm_42E8EB1F23217B297B844C961C927AB5" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Warrants, term </link:label>
<link:label id="lab_mdxg_WarrantsTerm_42E8EB1F23217B297B844C961C927AB5_label_en-US" xlink:label="lab_mdxg_WarrantsTerm_42E8EB1F23217B297B844C961C927AB5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Warrants term </link:label>
<link:label id="lab_mdxg_WarrantsTerm_42E8EB1F23217B297B844C961C927AB5_documentation_en-US" xlink:label="lab_mdxg_WarrantsTerm_42E8EB1F23217B297B844C961C927AB5" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Term of warrants. </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_WarrantsTerm" xlink:label="loc_mdxg_WarrantsTerm_42E8EB1F23217B297B844C961C927AB5" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_mdxg_WarrantsTerm_42E8EB1F23217B297B844C961C927AB5" xlink:to="lab_mdxg_WarrantsTerm_42E8EB1F23217B297B844C961C927AB5" xlink:type="arc"/>
<link:label id="lab_us-gaap_WarrantsNotSettleableInCashFairValueDisclosure_C1ABB3507764DBA252C34C961C923788_terseLabel_en-US" xlink:label="lab_us-gaap_WarrantsNotSettleableInCashFairValueDisclosure_C1ABB3507764DBA252C34C961C923788" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Fair value of placement fee warrants </link:label>
<link:label id="lab_us-gaap_WarrantsNotSettleableInCashFairValueDisclosure_C1ABB3507764DBA252C34C961C923788_label_en-US" xlink:label="lab_us-gaap_WarrantsNotSettleableInCashFairValueDisclosure_C1ABB3507764DBA252C34C961C923788" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Warrants Not Settleable in Cash, Fair Value Disclosure </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_WarrantsNotSettleableInCashFairValueDisclosure" xlink:label="loc_us-gaap_WarrantsNotSettleableInCashFairValueDisclosure_C1ABB3507764DBA252C34C961C923788" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_WarrantsNotSettleableInCashFairValueDisclosure_C1ABB3507764DBA252C34C961C923788" xlink:to="lab_us-gaap_WarrantsNotSettleableInCashFairValueDisclosure_C1ABB3507764DBA252C34C961C923788" xlink:type="arc"/>
<link:label id="lab_us-gaap_DebtIssuanceCosts_CDC9D575E26ADE4E1B914C961C9207DB_terseLabel_en-US" xlink:label="lab_us-gaap_DebtIssuanceCosts_CDC9D575E26ADE4E1B914C961C9207DB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Direct costs of sale of notes </link:label>
<link:label id="lab_us-gaap_DebtIssuanceCosts_CDC9D575E26ADE4E1B914C961C9207DB_label_en-US" xlink:label="lab_us-gaap_DebtIssuanceCosts_CDC9D575E26ADE4E1B914C961C9207DB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Debt Issuance Cost </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DebtIssuanceCosts" xlink:label="loc_us-gaap_DebtIssuanceCosts_CDC9D575E26ADE4E1B914C961C9207DB" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DebtIssuanceCosts_CDC9D575E26ADE4E1B914C961C9207DB" xlink:to="lab_us-gaap_DebtIssuanceCosts_CDC9D575E26ADE4E1B914C961C9207DB" xlink:type="arc"/>
<link:label id="lab_us-gaap_DebtConversionConvertedInstrumentAmount1_86F9FC7FF9CFF72F7B354C961C931812_terseLabel_en-US" xlink:label="lab_us-gaap_DebtConversionConvertedInstrumentAmount1_86F9FC7FF9CFF72F7B354C961C931812" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Total amount of debt plus accrued interest </link:label>
<link:label id="lab_us-gaap_DebtConversionConvertedInstrumentAmount1_86F9FC7FF9CFF72F7B354C961C931812_label_en-US" xlink:label="lab_us-gaap_DebtConversionConvertedInstrumentAmount1_86F9FC7FF9CFF72F7B354C961C931812" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Debt Conversion, Converted Instrument, Amount </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DebtConversionConvertedInstrumentAmount1" xlink:label="loc_us-gaap_DebtConversionConvertedInstrumentAmount1_86F9FC7FF9CFF72F7B354C961C931812" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DebtConversionConvertedInstrumentAmount1_86F9FC7FF9CFF72F7B354C961C931812" xlink:to="lab_us-gaap_DebtConversionConvertedInstrumentAmount1_86F9FC7FF9CFF72F7B354C961C931812" xlink:type="arc"/>
<link:label id="lab_us-gaap_DebtConversionConvertedInstrumentSharesIssued1_E21E7927138873C4C5DD4C961C93AD26_verboseLabel_en-US" xlink:label="lab_us-gaap_DebtConversionConvertedInstrumentSharesIssued1_E21E7927138873C4C5DD4C961C93AD26" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Convertible secured promissory note to common stock (in shares) </link:label>
<link:label id="lab_us-gaap_DebtConversionConvertedInstrumentSharesIssued1_E21E7927138873C4C5DD4C961C93AD26_label_en-US" xlink:label="lab_us-gaap_DebtConversionConvertedInstrumentSharesIssued1_E21E7927138873C4C5DD4C961C93AD26" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Debt Conversion, Converted Instrument, Shares Issued </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DebtConversionConvertedInstrumentSharesIssued1" xlink:label="loc_us-gaap_DebtConversionConvertedInstrumentSharesIssued1_E21E7927138873C4C5DD4C961C93AD26" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DebtConversionConvertedInstrumentSharesIssued1_E21E7927138873C4C5DD4C961C93AD26" xlink:to="lab_us-gaap_DebtConversionConvertedInstrumentSharesIssued1_E21E7927138873C4C5DD4C961C93AD26" xlink:type="arc"/>
<link:label id="lab_us-gaap_AmortizationOfDebtDiscountPremium_D49F734D41CA39A5D57A4C961C932372_terseLabel_en-US" xlink:label="lab_us-gaap_AmortizationOfDebtDiscountPremium_D49F734D41CA39A5D57A4C961C932372" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Amortization of debt discount </link:label>
<link:label id="lab_us-gaap_AmortizationOfDebtDiscountPremium_D49F734D41CA39A5D57A4C961C932372_label_en-US" xlink:label="lab_us-gaap_AmortizationOfDebtDiscountPremium_D49F734D41CA39A5D57A4C961C932372" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Amortization of Debt Discount (Premium) </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_AmortizationOfDebtDiscountPremium" xlink:label="loc_us-gaap_AmortizationOfDebtDiscountPremium_D49F734D41CA39A5D57A4C961C932372" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AmortizationOfDebtDiscountPremium_D49F734D41CA39A5D57A4C961C932372" xlink:to="lab_us-gaap_AmortizationOfDebtDiscountPremium_D49F734D41CA39A5D57A4C961C932372" xlink:type="arc"/>
<link:label id="lab_us-gaap_DebtInstrumentMaturityDate_C3B917DC6B2F5EE6D6364C961C93EAAF_terseLabel_en-US" xlink:label="lab_us-gaap_DebtInstrumentMaturityDate_C3B917DC6B2F5EE6D6364C961C93EAAF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Maturity date </link:label>
<link:label id="lab_us-gaap_DebtInstrumentMaturityDate_C3B917DC6B2F5EE6D6364C961C93EAAF_label_en-US" xlink:label="lab_us-gaap_DebtInstrumentMaturityDate_C3B917DC6B2F5EE6D6364C961C93EAAF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Debt Instrument, Maturity Date </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DebtInstrumentMaturityDate" xlink:label="loc_us-gaap_DebtInstrumentMaturityDate_C3B917DC6B2F5EE6D6364C961C93EAAF" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DebtInstrumentMaturityDate_C3B917DC6B2F5EE6D6364C961C93EAAF" xlink:to="lab_us-gaap_DebtInstrumentMaturityDate_C3B917DC6B2F5EE6D6364C961C93EAAF" xlink:type="arc"/>
<link:label id="lab_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_A72A50A2E65FAA95C5684C961C933A50_terseLabel_en-US" xlink:label="lab_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_A72A50A2E65FAA95C5684C961C933A50" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Maximum borrowing capacity </link:label>
<link:label id="lab_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_A72A50A2E65FAA95C5684C961C933A50_label_en-US" xlink:label="lab_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_A72A50A2E65FAA95C5684C961C933A50" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Line of Credit Facility, Maximum Borrowing Capacity </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity" xlink:label="loc_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_A72A50A2E65FAA95C5684C961C933A50" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_A72A50A2E65FAA95C5684C961C933A50" xlink:to="lab_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_A72A50A2E65FAA95C5684C961C933A50" xlink:type="arc"/>
<link:label id="lab_us-gaap_InventoryRawMaterials_3FBF101E23D0281786FD032D8B79F195_terseLabel_en-US" xlink:label="lab_us-gaap_InventoryRawMaterials_3FBF101E23D0281786FD032D8B79F195" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Raw materials </link:label>
<link:label id="lab_us-gaap_InventoryRawMaterials_3FBF101E23D0281786FD032D8B79F195_label_en-US" xlink:label="lab_us-gaap_InventoryRawMaterials_3FBF101E23D0281786FD032D8B79F195" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Inventory, Raw Materials, Gross </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_InventoryRawMaterials" xlink:label="loc_us-gaap_InventoryRawMaterials_3FBF101E23D0281786FD032D8B79F195" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_InventoryRawMaterials_3FBF101E23D0281786FD032D8B79F195" xlink:to="lab_us-gaap_InventoryRawMaterials_3FBF101E23D0281786FD032D8B79F195" xlink:type="arc"/>
<link:label id="lab_us-gaap_InventoryWorkInProcess_F09ACD19958190021168032D8B79E6FC_terseLabel_en-US" xlink:label="lab_us-gaap_InventoryWorkInProcess_F09ACD19958190021168032D8B79E6FC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Work in process </link:label>
<link:label id="lab_us-gaap_InventoryWorkInProcess_F09ACD19958190021168032D8B79E6FC_label_en-US" xlink:label="lab_us-gaap_InventoryWorkInProcess_F09ACD19958190021168032D8B79E6FC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Inventory, Work in Process, Gross </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_InventoryWorkInProcess" xlink:label="loc_us-gaap_InventoryWorkInProcess_F09ACD19958190021168032D8B79E6FC" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_InventoryWorkInProcess_F09ACD19958190021168032D8B79E6FC" xlink:to="lab_us-gaap_InventoryWorkInProcess_F09ACD19958190021168032D8B79E6FC" xlink:type="arc"/>
<link:label id="lab_us-gaap_InventoryFinishedGoods_B11048E9650514E1FDF9032D8B799192_terseLabel_en-US" xlink:label="lab_us-gaap_InventoryFinishedGoods_B11048E9650514E1FDF9032D8B799192" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Finished goods </link:label>
<link:label id="lab_us-gaap_InventoryFinishedGoods_B11048E9650514E1FDF9032D8B799192_label_en-US" xlink:label="lab_us-gaap_InventoryFinishedGoods_B11048E9650514E1FDF9032D8B799192" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Inventory, Finished Goods, Gross </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_InventoryFinishedGoods" xlink:label="loc_us-gaap_InventoryFinishedGoods_B11048E9650514E1FDF9032D8B799192" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_InventoryFinishedGoods_B11048E9650514E1FDF9032D8B799192" xlink:to="lab_us-gaap_InventoryFinishedGoods_B11048E9650514E1FDF9032D8B799192" xlink:type="arc"/>
<link:label id="lab_us-gaap_InventoryGross_32C5C5D105B8C5B44733032D8B7A3B36_totalLabel_en-US" xlink:label="lab_us-gaap_InventoryGross_32C5C5D105B8C5B44733032D8B7A3B36" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Inventory, gross </link:label>
<link:label id="lab_us-gaap_InventoryGross_32C5C5D105B8C5B44733032D8B7A3B36_label_en-US" xlink:label="lab_us-gaap_InventoryGross_32C5C5D105B8C5B44733032D8B7A3B36" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Inventory, Gross </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_InventoryGross" xlink:label="loc_us-gaap_InventoryGross_32C5C5D105B8C5B44733032D8B7A3B36" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_InventoryGross_32C5C5D105B8C5B44733032D8B7A3B36" xlink:to="lab_us-gaap_InventoryGross_32C5C5D105B8C5B44733032D8B7A3B36" xlink:type="arc"/>
<link:label id="lab_us-gaap_InventoryValuationReserves_E94E8B67DD39484D79EC032D8B7A0638_negatedLabel_en-US" xlink:label="lab_us-gaap_InventoryValuationReserves_E94E8B67DD39484D79EC032D8B7A0638" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Reserve for obsolescence </link:label>
<link:label id="lab_us-gaap_InventoryValuationReserves_E94E8B67DD39484D79EC032D8B7A0638_label_en-US" xlink:label="lab_us-gaap_InventoryValuationReserves_E94E8B67DD39484D79EC032D8B7A0638" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Inventory Valuation Reserves </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_InventoryValuationReserves" xlink:label="loc_us-gaap_InventoryValuationReserves_E94E8B67DD39484D79EC032D8B7A0638" xlink:type="locator"/>
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<link:label id="lab_us-gaap_InventoryNet_DE72FE3F0C27B44182BB032D8B7AA04E_totalLabel_en-US" xlink:label="lab_us-gaap_InventoryNet_DE72FE3F0C27B44182BB032D8B7AA04E" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Inventory, net </link:label>
<link:label id="lab_us-gaap_InventoryNet_DE72FE3F0C27B44182BB032D8B7AA04E_label_en-US" xlink:label="lab_us-gaap_InventoryNet_DE72FE3F0C27B44182BB032D8B7AA04E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Inventory, Net </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_InventoryNet" xlink:label="loc_us-gaap_InventoryNet_DE72FE3F0C27B44182BB032D8B7AA04E" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_InventoryNet_DE72FE3F0C27B44182BB032D8B7AA04E" xlink:to="lab_us-gaap_InventoryNet_DE72FE3F0C27B44182BB032D8B7AA04E" xlink:type="arc"/>
<link:label id="lab_us-gaap_StatementOfCashFlowsAbstract_B269100F14E1ACA5E10588B5462840D5_label_en-US" xlink:label="lab_us-gaap_StatementOfCashFlowsAbstract_B269100F14E1ACA5E10588B5462840D5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Statement of Cash Flows [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_StatementOfCashFlowsAbstract" xlink:label="loc_us-gaap_StatementOfCashFlowsAbstract_B269100F14E1ACA5E10588B5462840D5" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StatementOfCashFlowsAbstract_B269100F14E1ACA5E10588B5462840D5" xlink:to="lab_us-gaap_StatementOfCashFlowsAbstract_B269100F14E1ACA5E10588B5462840D5" xlink:type="arc"/>
<link:label id="lab_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_7A3FDEA3A962C2BDC66A88B546281EDD_terseLabel_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_7A3FDEA3A962C2BDC66A88B546281EDD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Cash flows from operating activities: </link:label>
<link:label id="lab_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_7A3FDEA3A962C2BDC66A88B546281EDD_label_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_7A3FDEA3A962C2BDC66A88B546281EDD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Net Cash Provided by (Used in) Operating Activities [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_7A3FDEA3A962C2BDC66A88B546281EDD" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_7A3FDEA3A962C2BDC66A88B546281EDD" xlink:to="lab_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_7A3FDEA3A962C2BDC66A88B546281EDD" xlink:type="arc"/>
<link:label id="lab_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_583CFB2AF2A88421CF4488B546281525_terseLabel_en-US" xlink:label="lab_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_583CFB2AF2A88421CF4488B546281525" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Adjustments to reconcile net income (loss) to net cash from operating activities: </link:label>
<link:label id="lab_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_583CFB2AF2A88421CF4488B546281525_label_en-US" xlink:label="lab_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_583CFB2AF2A88421CF4488B546281525" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract" xlink:label="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_583CFB2AF2A88421CF4488B546281525" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_583CFB2AF2A88421CF4488B546281525" xlink:to="lab_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_583CFB2AF2A88421CF4488B546281525" xlink:type="arc"/>
<link:label id="lab_us-gaap_Depreciation_99ACEA3B0BA4567C52FF88B546289356_terseLabel_en-US" xlink:label="lab_us-gaap_Depreciation_99ACEA3B0BA4567C52FF88B546289356" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Depreciation </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_Depreciation" xlink:label="loc_us-gaap_Depreciation_99ACEA3B0BA4567C52FF88B546289356" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_Depreciation_99ACEA3B0BA4567C52FF88B546289356" xlink:to="lab_us-gaap_Depreciation_99ACEA3B0BA4567C52FF88B546289356" xlink:type="arc"/>
<link:label id="lab_us-gaap_GainLossOnDispositionOfProperty_943236C22486E0F5A3BA88B546281955_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_GainLossOnDispositionOfProperty_943236C22486E0F5A3BA88B546281955" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Loss on fixed asset disposal </link:label>
<link:label id="lab_us-gaap_GainLossOnDispositionOfProperty_943236C22486E0F5A3BA88B546281955_label_en-US" xlink:label="lab_us-gaap_GainLossOnDispositionOfProperty_943236C22486E0F5A3BA88B546281955" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Gain (Loss) on Disposition of Property </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_GainLossOnDispositionOfProperty" xlink:label="loc_us-gaap_GainLossOnDispositionOfProperty_943236C22486E0F5A3BA88B546281955" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_GainLossOnDispositionOfProperty_943236C22486E0F5A3BA88B546281955" xlink:to="lab_us-gaap_GainLossOnDispositionOfProperty_943236C22486E0F5A3BA88B546281955" xlink:type="arc"/>
<link:label id="lab_us-gaap_AmortizationOfIntangibleAssets_09011118AF65A5005B6D88B54628B8C9_terseLabel_en-US" xlink:label="lab_us-gaap_AmortizationOfIntangibleAssets_09011118AF65A5005B6D88B54628B8C9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Amortization of intangible assets </link:label>
<link:label id="lab_us-gaap_AmortizationOfIntangibleAssets_09011118AF65A5005B6D88B54628B8C9_label_en-US" xlink:label="lab_us-gaap_AmortizationOfIntangibleAssets_09011118AF65A5005B6D88B54628B8C9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Amortization of Intangible Assets </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_AmortizationOfIntangibleAssets" xlink:label="loc_us-gaap_AmortizationOfIntangibleAssets_09011118AF65A5005B6D88B54628B8C9" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AmortizationOfIntangibleAssets_09011118AF65A5005B6D88B54628B8C9" xlink:to="lab_us-gaap_AmortizationOfIntangibleAssets_09011118AF65A5005B6D88B54628B8C9" xlink:type="arc"/>
<link:label id="lab_mdxg_ImpairmentOfIntangibleAssets_8CB3E5342B41C89883E488B54628813C_verboseLabel_en-US" xlink:label="lab_mdxg_ImpairmentOfIntangibleAssets_8CB3E5342B41C89883E488B54628813C" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Impairment of intangible assets </link:label>
<link:label id="lab_mdxg_ImpairmentOfIntangibleAssets_8CB3E5342B41C89883E488B54628813C_label_en-US" xlink:label="lab_mdxg_ImpairmentOfIntangibleAssets_8CB3E5342B41C89883E488B54628813C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Impairment of Intangible Assets </link:label>
<link:label id="lab_mdxg_ImpairmentOfIntangibleAssets_8CB3E5342B41C89883E488B54628813C_documentation_en-US" xlink:label="lab_mdxg_ImpairmentOfIntangibleAssets_8CB3E5342B41C89883E488B54628813C" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> The amount of impairment loss recognized in the period resulting from the write-down of the carrying amount of intangible asset to fair value. </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_ImpairmentOfIntangibleAssets" xlink:label="loc_mdxg_ImpairmentOfIntangibleAssets_8CB3E5342B41C89883E488B54628813C" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_mdxg_ImpairmentOfIntangibleAssets_8CB3E5342B41C89883E488B54628813C" xlink:to="lab_mdxg_ImpairmentOfIntangibleAssets_8CB3E5342B41C89883E488B54628813C" xlink:type="arc"/>
<link:label id="lab_us-gaap_AmortizationOfFinancingCostsAndDiscounts_DAF399C4A5705F7F8B7988B546286D69_terseLabel_en-US" xlink:label="lab_us-gaap_AmortizationOfFinancingCostsAndDiscounts_DAF399C4A5705F7F8B7988B546286D69" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Amortization of debt discount and deferred financing costs </link:label>
<link:label id="lab_us-gaap_AmortizationOfFinancingCostsAndDiscounts_DAF399C4A5705F7F8B7988B546286D69_label_en-US" xlink:label="lab_us-gaap_AmortizationOfFinancingCostsAndDiscounts_DAF399C4A5705F7F8B7988B546286D69" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Amortization of Financing Costs and Discounts </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_AmortizationOfFinancingCostsAndDiscounts" xlink:label="loc_us-gaap_AmortizationOfFinancingCostsAndDiscounts_DAF399C4A5705F7F8B7988B546286D69" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AmortizationOfFinancingCostsAndDiscounts_DAF399C4A5705F7F8B7988B546286D69" xlink:to="lab_us-gaap_AmortizationOfFinancingCostsAndDiscounts_DAF399C4A5705F7F8B7988B546286D69" xlink:type="arc"/>
<link:label id="lab_us-gaap_ShareBasedCompensation_03BEFB6490790003091488B546284E4F_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensation_03BEFB6490790003091488B546284E4F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Share-based compensation </link:label>
<link:label id="lab_us-gaap_ShareBasedCompensation_03BEFB6490790003091488B546284E4F_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensation_03BEFB6490790003091488B546284E4F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ShareBasedCompensation" xlink:label="loc_us-gaap_ShareBasedCompensation_03BEFB6490790003091488B546284E4F" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensation_03BEFB6490790003091488B546284E4F" xlink:to="lab_us-gaap_ShareBasedCompensation_03BEFB6490790003091488B546284E4F" xlink:type="arc"/>
<link:label id="lab_mdxg_FairValueAdjustmentOfEarnOutLiability_025D9FFF2ED67B420D7C88B546288BC3_terseLabel_en-US" xlink:label="lab_mdxg_FairValueAdjustmentOfEarnOutLiability_025D9FFF2ED67B420D7C88B546288BC3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Change in fair value of earn-out liability </link:label>
<link:label id="lab_mdxg_FairValueAdjustmentOfEarnOutLiability_025D9FFF2ED67B420D7C88B546288BC3_label_en-US" xlink:label="lab_mdxg_FairValueAdjustmentOfEarnOutLiability_025D9FFF2ED67B420D7C88B546288BC3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Fair value adjustment of earn out liability </link:label>
<link:label id="lab_mdxg_FairValueAdjustmentOfEarnOutLiability_025D9FFF2ED67B420D7C88B546288BC3_documentation_en-US" xlink:label="lab_mdxg_FairValueAdjustmentOfEarnOutLiability_025D9FFF2ED67B420D7C88B546288BC3" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> The fair value adjustment of earn-out liability. </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_FairValueAdjustmentOfEarnOutLiability" xlink:label="loc_mdxg_FairValueAdjustmentOfEarnOutLiability_025D9FFF2ED67B420D7C88B546288BC3" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_mdxg_FairValueAdjustmentOfEarnOutLiability_025D9FFF2ED67B420D7C88B546288BC3" xlink:to="lab_mdxg_FairValueAdjustmentOfEarnOutLiability_025D9FFF2ED67B420D7C88B546288BC3" xlink:type="arc"/>
<link:label id="lab_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_E270AE823B52E2A7945888B54628DAD9_terseLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_E270AE823B52E2A7945888B54628DAD9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Increase (decrease) in cash resulting from changes in: </link:label>
<link:label id="lab_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_E270AE823B52E2A7945888B54628DAD9_label_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_E270AE823B52E2A7945888B54628DAD9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Increase (Decrease) in Operating Capital [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_IncreaseDecreaseInOperatingCapitalAbstract" xlink:label="loc_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_E270AE823B52E2A7945888B54628DAD9" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_E270AE823B52E2A7945888B54628DAD9" xlink:to="lab_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_E270AE823B52E2A7945888B54628DAD9" xlink:type="arc"/>
<link:label id="lab_us-gaap_IncreaseDecreaseInAccountsReceivable_1206AFDC52BE874499A388B546291D8A_negatedLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInAccountsReceivable_1206AFDC52BE874499A388B546291D8A" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Accounts receivable </link:label>
<link:label id="lab_us-gaap_IncreaseDecreaseInAccountsReceivable_1206AFDC52BE874499A388B546291D8A_label_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInAccountsReceivable_1206AFDC52BE874499A388B546291D8A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Increase (Decrease) in Accounts Receivable </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_IncreaseDecreaseInAccountsReceivable" xlink:label="loc_us-gaap_IncreaseDecreaseInAccountsReceivable_1206AFDC52BE874499A388B546291D8A" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncreaseDecreaseInAccountsReceivable_1206AFDC52BE874499A388B546291D8A" xlink:to="lab_us-gaap_IncreaseDecreaseInAccountsReceivable_1206AFDC52BE874499A388B546291D8A" xlink:type="arc"/>
<link:label id="lab_us-gaap_IncreaseDecreaseInInventories_9A31D6273CC6481FA4B188B54629B807_negatedLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInInventories_9A31D6273CC6481FA4B188B54629B807" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Inventory </link:label>
<link:label id="lab_us-gaap_IncreaseDecreaseInInventories_9A31D6273CC6481FA4B188B54629B807_label_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInInventories_9A31D6273CC6481FA4B188B54629B807" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Increase (Decrease) in Inventories </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_IncreaseDecreaseInInventories" xlink:label="loc_us-gaap_IncreaseDecreaseInInventories_9A31D6273CC6481FA4B188B54629B807" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncreaseDecreaseInInventories_9A31D6273CC6481FA4B188B54629B807" xlink:to="lab_us-gaap_IncreaseDecreaseInInventories_9A31D6273CC6481FA4B188B54629B807" xlink:type="arc"/>
<link:label id="lab_us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets_1878771BD71ED007083088B54629FE77_negatedLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets_1878771BD71ED007083088B54629FE77" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Prepaid expenses </link:label>
<link:label id="lab_us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets_1878771BD71ED007083088B54629FE77_label_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets_1878771BD71ED007083088B54629FE77" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Increase (Decrease) in Prepaid Expense and Other Assets </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets" xlink:label="loc_us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets_1878771BD71ED007083088B54629FE77" xlink:type="locator"/>
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<link:label id="lab_us-gaap_IncreaseDecreaseInOtherOperatingAssets_824250E4A6EB8240120D88B546298109_negatedLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInOtherOperatingAssets_824250E4A6EB8240120D88B546298109" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Other assets </link:label>
<link:label id="lab_us-gaap_IncreaseDecreaseInOtherOperatingAssets_824250E4A6EB8240120D88B546298109_label_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInOtherOperatingAssets_824250E4A6EB8240120D88B546298109" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Increase (Decrease) in Other Operating Assets </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_IncreaseDecreaseInOtherOperatingAssets" xlink:label="loc_us-gaap_IncreaseDecreaseInOtherOperatingAssets_824250E4A6EB8240120D88B546298109" xlink:type="locator"/>
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<link:label id="lab_us-gaap_IncreaseDecreaseInAccountsPayable_DE65A6BB8D99BD61E87888B54629E713_terseLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInAccountsPayable_DE65A6BB8D99BD61E87888B54629E713" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Accounts payable </link:label>
<link:label id="lab_us-gaap_IncreaseDecreaseInAccountsPayable_DE65A6BB8D99BD61E87888B54629E713_label_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInAccountsPayable_DE65A6BB8D99BD61E87888B54629E713" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Increase (Decrease) in Accounts Payable </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_IncreaseDecreaseInAccountsPayable" xlink:label="loc_us-gaap_IncreaseDecreaseInAccountsPayable_DE65A6BB8D99BD61E87888B54629E713" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncreaseDecreaseInAccountsPayable_DE65A6BB8D99BD61E87888B54629E713" xlink:to="lab_us-gaap_IncreaseDecreaseInAccountsPayable_DE65A6BB8D99BD61E87888B54629E713" xlink:type="arc"/>
<link:label id="lab_us-gaap_IncreaseDecreaseInDeferredCompensation_BCF0C43E14155A90B45A88B54629023C_terseLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInDeferredCompensation_BCF0C43E14155A90B45A88B54629023C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Accrued compensation </link:label>
<link:label id="lab_us-gaap_IncreaseDecreaseInDeferredCompensation_BCF0C43E14155A90B45A88B54629023C_label_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInDeferredCompensation_BCF0C43E14155A90B45A88B54629023C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Increase (Decrease) in Deferred Compensation </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_IncreaseDecreaseInDeferredCompensation" xlink:label="loc_us-gaap_IncreaseDecreaseInDeferredCompensation_BCF0C43E14155A90B45A88B54629023C" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncreaseDecreaseInDeferredCompensation_BCF0C43E14155A90B45A88B54629023C" xlink:to="lab_us-gaap_IncreaseDecreaseInDeferredCompensation_BCF0C43E14155A90B45A88B54629023C" xlink:type="arc"/>
<link:label id="lab_us-gaap_IncreaseDecreaseInAccruedLiabilities_4BD1342177CAD93E0F3588B5462909E9_terseLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInAccruedLiabilities_4BD1342177CAD93E0F3588B5462909E9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Accrued expenses </link:label>
<link:label id="lab_us-gaap_IncreaseDecreaseInAccruedLiabilities_4BD1342177CAD93E0F3588B5462909E9_label_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInAccruedLiabilities_4BD1342177CAD93E0F3588B5462909E9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Increase (Decrease) in Accrued Liabilities </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_IncreaseDecreaseInAccruedLiabilities" xlink:label="loc_us-gaap_IncreaseDecreaseInAccruedLiabilities_4BD1342177CAD93E0F3588B5462909E9" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncreaseDecreaseInAccruedLiabilities_4BD1342177CAD93E0F3588B5462909E9" xlink:to="lab_us-gaap_IncreaseDecreaseInAccruedLiabilities_4BD1342177CAD93E0F3588B5462909E9" xlink:type="arc"/>
<link:label id="lab_us-gaap_IncreaseDecreaseInInterestPayableNet_17B4FAB387073F186FE588B54629C8DC_terseLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInInterestPayableNet_17B4FAB387073F186FE588B54629C8DC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Accrued interest </link:label>
<link:label id="lab_us-gaap_IncreaseDecreaseInInterestPayableNet_17B4FAB387073F186FE588B54629C8DC_label_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInInterestPayableNet_17B4FAB387073F186FE588B54629C8DC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Increase (Decrease) in Interest Payable, Net </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_IncreaseDecreaseInInterestPayableNet" xlink:label="loc_us-gaap_IncreaseDecreaseInInterestPayableNet_17B4FAB387073F186FE588B54629C8DC" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncreaseDecreaseInInterestPayableNet_17B4FAB387073F186FE588B54629C8DC" xlink:to="lab_us-gaap_IncreaseDecreaseInInterestPayableNet_17B4FAB387073F186FE588B54629C8DC" xlink:type="arc"/>
<link:label id="lab_us-gaap_IncreaseDecreaseInOtherOperatingLiabilities_60C2DF71CFE8DB22782588B54629CD19_terseLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInOtherOperatingLiabilities_60C2DF71CFE8DB22782588B54629CD19" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Other liabilities </link:label>
<link:label id="lab_us-gaap_IncreaseDecreaseInOtherOperatingLiabilities_60C2DF71CFE8DB22782588B54629CD19_label_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInOtherOperatingLiabilities_60C2DF71CFE8DB22782588B54629CD19" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Increase (Decrease) in Other Operating Liabilities </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_IncreaseDecreaseInOtherOperatingLiabilities" xlink:label="loc_us-gaap_IncreaseDecreaseInOtherOperatingLiabilities_60C2DF71CFE8DB22782588B54629CD19" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncreaseDecreaseInOtherOperatingLiabilities_60C2DF71CFE8DB22782588B54629CD19" xlink:to="lab_us-gaap_IncreaseDecreaseInOtherOperatingLiabilities_60C2DF71CFE8DB22782588B54629CD19" xlink:type="arc"/>
<link:label id="lab_us-gaap_NetCashProvidedByUsedInOperatingActivities_A23EE033C64DE7D9A36E88B54629F430_totalLabel_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInOperatingActivities_A23EE033C64DE7D9A36E88B54629F430" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Net cash flows from operating activities </link:label>
<link:label id="lab_us-gaap_NetCashProvidedByUsedInOperatingActivities_A23EE033C64DE7D9A36E88B54629F430_label_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInOperatingActivities_A23EE033C64DE7D9A36E88B54629F430" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Net Cash Provided by (Used in) Operating Activities </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivities" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_A23EE033C64DE7D9A36E88B54629F430" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_A23EE033C64DE7D9A36E88B54629F430" xlink:to="lab_us-gaap_NetCashProvidedByUsedInOperatingActivities_A23EE033C64DE7D9A36E88B54629F430" xlink:type="arc"/>
<link:label id="lab_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_A3FF211CE8CE0DDB03D988B546298AD7_terseLabel_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_A3FF211CE8CE0DDB03D988B546298AD7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Cash flows from investing activities: </link:label>
<link:label id="lab_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_A3FF211CE8CE0DDB03D988B546298AD7_label_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_A3FF211CE8CE0DDB03D988B546298AD7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Net Cash Provided by (Used in) Investing Activities [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_A3FF211CE8CE0DDB03D988B546298AD7" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_A3FF211CE8CE0DDB03D988B546298AD7" xlink:to="lab_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_A3FF211CE8CE0DDB03D988B546298AD7" xlink:type="arc"/>
<link:label id="lab_us-gaap_PaymentsToAcquireMachineryAndEquipment_9CC3F2C96B8B759AA47F88B546298919_negatedLabel_en-US" xlink:label="lab_us-gaap_PaymentsToAcquireMachineryAndEquipment_9CC3F2C96B8B759AA47F88B546298919" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Purchases of equipment </link:label>
<link:label id="lab_us-gaap_PaymentsToAcquireMachineryAndEquipment_9CC3F2C96B8B759AA47F88B546298919_label_en-US" xlink:label="lab_us-gaap_PaymentsToAcquireMachineryAndEquipment_9CC3F2C96B8B759AA47F88B546298919" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Payments to Acquire Machinery and Equipment </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_PaymentsToAcquireMachineryAndEquipment" xlink:label="loc_us-gaap_PaymentsToAcquireMachineryAndEquipment_9CC3F2C96B8B759AA47F88B546298919" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PaymentsToAcquireMachineryAndEquipment_9CC3F2C96B8B759AA47F88B546298919" xlink:to="lab_us-gaap_PaymentsToAcquireMachineryAndEquipment_9CC3F2C96B8B759AA47F88B546298919" xlink:type="arc"/>
<link:label id="lab_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_8957635BA030FC72844488B5462912EF_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_8957635BA030FC72844488B5462912EF" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Cash paid for acquisition, net of cash acquired of $33,583 </link:label>
<link:label id="lab_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_8957635BA030FC72844488B5462912EF_label_en-US" xlink:label="lab_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_8957635BA030FC72844488B5462912EF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Payments to Acquire Businesses, Net of Cash Acquired </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired" xlink:label="loc_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_8957635BA030FC72844488B5462912EF" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_8957635BA030FC72844488B5462912EF" xlink:to="lab_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_8957635BA030FC72844488B5462912EF" xlink:type="arc"/>
<link:label id="lab_mdxg_PaymentsforApplicationCostsPatent_D1565561982465BF13A388B546295704_negatedTerseLabel_en-US" xlink:label="lab_mdxg_PaymentsforApplicationCostsPatent_D1565561982465BF13A388B546295704" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Patent application costs </link:label>
<link:label id="lab_mdxg_PaymentsforApplicationCostsPatent_D1565561982465BF13A388B546295704_label_en-US" xlink:label="lab_mdxg_PaymentsforApplicationCostsPatent_D1565561982465BF13A388B546295704" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Payments for Application Costs, Patent </link:label>
<link:label id="lab_mdxg_PaymentsforApplicationCostsPatent_D1565561982465BF13A388B546295704_documentation_en-US" xlink:label="lab_mdxg_PaymentsforApplicationCostsPatent_D1565561982465BF13A388B546295704" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Payments for Application Costs, Patent </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_PaymentsforApplicationCostsPatent" xlink:label="loc_mdxg_PaymentsforApplicationCostsPatent_D1565561982465BF13A388B546295704" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_mdxg_PaymentsforApplicationCostsPatent_D1565561982465BF13A388B546295704" xlink:to="lab_mdxg_PaymentsforApplicationCostsPatent_D1565561982465BF13A388B546295704" xlink:type="arc"/>
<link:label id="lab_us-gaap_NetCashProvidedByUsedInInvestingActivities_AE0D6AE0A4BA23E9F35A88B5462A9776_totalLabel_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInInvestingActivities_AE0D6AE0A4BA23E9F35A88B5462A9776" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Net cash flows from investing activities </link:label>
<link:label id="lab_us-gaap_NetCashProvidedByUsedInInvestingActivities_AE0D6AE0A4BA23E9F35A88B5462A9776_label_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInInvestingActivities_AE0D6AE0A4BA23E9F35A88B5462A9776" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Net Cash Provided by (Used in) Investing Activities </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivities" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_AE0D6AE0A4BA23E9F35A88B5462A9776" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_AE0D6AE0A4BA23E9F35A88B5462A9776" xlink:to="lab_us-gaap_NetCashProvidedByUsedInInvestingActivities_AE0D6AE0A4BA23E9F35A88B5462A9776" xlink:type="arc"/>
<link:label id="lab_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_3BE96CECCDC26D95D50388B5462AC721_terseLabel_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_3BE96CECCDC26D95D50388B5462AC721" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Cash flows from financing activities: </link:label>
<link:label id="lab_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_3BE96CECCDC26D95D50388B5462AC721_label_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_3BE96CECCDC26D95D50388B5462AC721" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Net Cash Provided by (Used in) Financing Activities [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_3BE96CECCDC26D95D50388B5462AC721" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_3BE96CECCDC26D95D50388B5462AC721" xlink:to="lab_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_3BE96CECCDC26D95D50388B5462AC721" xlink:type="arc"/>
<link:label id="lab_us-gaap_ProceedsFromStockOptionsExercised_E67C33AFCCEA0DAD071188B5462AAA67_terseLabel_en-US" xlink:label="lab_us-gaap_ProceedsFromStockOptionsExercised_E67C33AFCCEA0DAD071188B5462AAA67" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Proceeds from exercise of stock options </link:label>
<link:label id="lab_us-gaap_ProceedsFromStockOptionsExercised_E67C33AFCCEA0DAD071188B5462AAA67_label_en-US" xlink:label="lab_us-gaap_ProceedsFromStockOptionsExercised_E67C33AFCCEA0DAD071188B5462AAA67" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Proceeds from Stock Options Exercised </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ProceedsFromStockOptionsExercised" xlink:label="loc_us-gaap_ProceedsFromStockOptionsExercised_E67C33AFCCEA0DAD071188B5462AAA67" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ProceedsFromStockOptionsExercised_E67C33AFCCEA0DAD071188B5462AAA67" xlink:to="lab_us-gaap_ProceedsFromStockOptionsExercised_E67C33AFCCEA0DAD071188B5462AAA67" xlink:type="arc"/>
<link:label id="lab_us-gaap_ProceedsFromWarrantExercises_F4B8502768600BAF449088B5462AC3EE_terseLabel_en-US" xlink:label="lab_us-gaap_ProceedsFromWarrantExercises_F4B8502768600BAF449088B5462AC3EE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Proceeds from exercise of warrants </link:label>
<link:label id="lab_us-gaap_ProceedsFromWarrantExercises_F4B8502768600BAF449088B5462AC3EE_label_en-US" xlink:label="lab_us-gaap_ProceedsFromWarrantExercises_F4B8502768600BAF449088B5462AC3EE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Proceeds from Warrant Exercises </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ProceedsFromWarrantExercises" xlink:label="loc_us-gaap_ProceedsFromWarrantExercises_F4B8502768600BAF449088B5462AC3EE" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ProceedsFromWarrantExercises_F4B8502768600BAF449088B5462AC3EE" xlink:to="lab_us-gaap_ProceedsFromWarrantExercises_F4B8502768600BAF449088B5462AC3EE" xlink:type="arc"/>
<link:label id="lab_us-gaap_ProceedsFromSecuredNotesPayable_AF1091B182A1B669C30488B5462A0C5A_terseLabel_en-US" xlink:label="lab_us-gaap_ProceedsFromSecuredNotesPayable_AF1091B182A1B669C30488B5462A0C5A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Proceeds from Senior Secured Promissory Notes </link:label>
<link:label id="lab_us-gaap_ProceedsFromSecuredNotesPayable_AF1091B182A1B669C30488B5462A0C5A_label_en-US" xlink:label="lab_us-gaap_ProceedsFromSecuredNotesPayable_AF1091B182A1B669C30488B5462A0C5A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Proceeds from Secured Notes Payable </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ProceedsFromSecuredNotesPayable" xlink:label="loc_us-gaap_ProceedsFromSecuredNotesPayable_AF1091B182A1B669C30488B5462A0C5A" xlink:type="locator"/>
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<link:label id="lab_mdxg_ProceedsFromLineOfCreditWithRelatedParty_581706DC6D5C06FC5DAB88B5462A02A7_terseLabel_en-US" xlink:label="lab_mdxg_ProceedsFromLineOfCreditWithRelatedParty_581706DC6D5C06FC5DAB88B5462A02A7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Proceeds from Line of Credit with related party </link:label>
<link:label id="lab_mdxg_ProceedsFromLineOfCreditWithRelatedParty_581706DC6D5C06FC5DAB88B5462A02A7_label_en-US" xlink:label="lab_mdxg_ProceedsFromLineOfCreditWithRelatedParty_581706DC6D5C06FC5DAB88B5462A02A7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Proceeds from Line of Credit with Related Party </link:label>
<link:label id="lab_mdxg_ProceedsFromLineOfCreditWithRelatedParty_581706DC6D5C06FC5DAB88B5462A02A7_documentation_en-US" xlink:label="lab_mdxg_ProceedsFromLineOfCreditWithRelatedParty_581706DC6D5C06FC5DAB88B5462A02A7" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> The cash inflow from a contractual arrangement with a related party, including letter of credit, standby letter of credit and revolving credit arrangements, under which borrowings can be made up to a specific amount at any point in time with either short term or long term maturity that is collateralized (backed by pledge, mortgage or other lien in the entity's assets). </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_ProceedsFromLineOfCreditWithRelatedParty" xlink:label="loc_mdxg_ProceedsFromLineOfCreditWithRelatedParty_581706DC6D5C06FC5DAB88B5462A02A7" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ProceedsFromIssuanceInitialPublicOffering_F670F767E85A44DF572088B5462AB5CA_terseLabel_en-US" xlink:label="lab_us-gaap_ProceedsFromIssuanceInitialPublicOffering_F670F767E85A44DF572088B5462AB5CA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Proceeds from sale of common stock and warrants and common stock with registration rights, net </link:label>
<link:label id="lab_us-gaap_ProceedsFromIssuanceInitialPublicOffering_F670F767E85A44DF572088B5462AB5CA_label_en-US" xlink:label="lab_us-gaap_ProceedsFromIssuanceInitialPublicOffering_F670F767E85A44DF572088B5462AB5CA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Proceeds from Issuance Initial Public Offering </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ProceedsFromIssuanceInitialPublicOffering" xlink:label="loc_us-gaap_ProceedsFromIssuanceInitialPublicOffering_F670F767E85A44DF572088B5462AB5CA" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ProceedsFromIssuanceInitialPublicOffering_F670F767E85A44DF572088B5462AB5CA" xlink:to="lab_us-gaap_ProceedsFromIssuanceInitialPublicOffering_F670F767E85A44DF572088B5462AB5CA" xlink:type="arc"/>
<link:label id="lab_us-gaap_ProceedsFromIssuanceOrSaleOfEquity_E2E77F7979A50174F0DB88B5462AACD8_terseLabel_en-US" xlink:label="lab_us-gaap_ProceedsFromIssuanceOrSaleOfEquity_E2E77F7979A50174F0DB88B5462AACD8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Proceeds from public offering, net of expenses </link:label>
<link:label id="lab_us-gaap_ProceedsFromIssuanceOrSaleOfEquity_E2E77F7979A50174F0DB88B5462AACD8_label_en-US" xlink:label="lab_us-gaap_ProceedsFromIssuanceOrSaleOfEquity_E2E77F7979A50174F0DB88B5462AACD8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Proceeds from Issuance or Sale of Equity </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ProceedsFromIssuanceOrSaleOfEquity" xlink:label="loc_us-gaap_ProceedsFromIssuanceOrSaleOfEquity_E2E77F7979A50174F0DB88B5462AACD8" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ProceedsFromIssuanceOrSaleOfEquity_E2E77F7979A50174F0DB88B5462AACD8" xlink:to="lab_us-gaap_ProceedsFromIssuanceOrSaleOfEquity_E2E77F7979A50174F0DB88B5462AACD8" xlink:type="arc"/>
<link:label id="lab_us-gaap_RepaymentsOfLinesOfCredit_9DA1665295DEC0EEE75C88B5462AE40B_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_RepaymentsOfLinesOfCredit_9DA1665295DEC0EEE75C88B5462AE40B" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Repayment of Line of Credit </link:label>
<link:label id="lab_us-gaap_RepaymentsOfLinesOfCredit_9DA1665295DEC0EEE75C88B5462AE40B_label_en-US" xlink:label="lab_us-gaap_RepaymentsOfLinesOfCredit_9DA1665295DEC0EEE75C88B5462AE40B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Repayments of Lines of Credit </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_RepaymentsOfLinesOfCredit" xlink:label="loc_us-gaap_RepaymentsOfLinesOfCredit_9DA1665295DEC0EEE75C88B5462AE40B" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RepaymentsOfLinesOfCredit_9DA1665295DEC0EEE75C88B5462AE40B" xlink:to="lab_us-gaap_RepaymentsOfLinesOfCredit_9DA1665295DEC0EEE75C88B5462AE40B" xlink:type="arc"/>
<link:label id="lab_us-gaap_RepaymentsOfNotesPayable_42B161B00866C1E8A96088B5462A2DD1_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_RepaymentsOfNotesPayable_42B161B00866C1E8A96088B5462A2DD1" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Repayment of Note Payable </link:label>
<link:label id="lab_us-gaap_RepaymentsOfNotesPayable_42B161B00866C1E8A96088B5462A2DD1_label_en-US" xlink:label="lab_us-gaap_RepaymentsOfNotesPayable_42B161B00866C1E8A96088B5462A2DD1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Repayments of Notes Payable </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_RepaymentsOfNotesPayable" xlink:label="loc_us-gaap_RepaymentsOfNotesPayable_42B161B00866C1E8A96088B5462A2DD1" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RepaymentsOfNotesPayable_42B161B00866C1E8A96088B5462A2DD1" xlink:to="lab_us-gaap_RepaymentsOfNotesPayable_42B161B00866C1E8A96088B5462A2DD1" xlink:type="arc"/>
<link:label id="lab_us-gaap_RepaymentsOfConvertibleDebt_563E35F4769228ACB0F588B5462ADED5_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_RepaymentsOfConvertibleDebt_563E35F4769228ACB0F588B5462ADED5" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Repayment of convertible debt related to acquisition </link:label>
<link:label id="lab_us-gaap_RepaymentsOfConvertibleDebt_563E35F4769228ACB0F588B5462ADED5_label_en-US" xlink:label="lab_us-gaap_RepaymentsOfConvertibleDebt_563E35F4769228ACB0F588B5462ADED5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Repayments of Convertible Debt </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_RepaymentsOfConvertibleDebt" xlink:label="loc_us-gaap_RepaymentsOfConvertibleDebt_563E35F4769228ACB0F588B5462ADED5" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RepaymentsOfConvertibleDebt_563E35F4769228ACB0F588B5462ADED5" xlink:to="lab_us-gaap_RepaymentsOfConvertibleDebt_563E35F4769228ACB0F588B5462ADED5" xlink:type="arc"/>
<link:label id="lab_us-gaap_PaymentsToAcquireEquipmentOnLease_E717C82AE476E7281A7188B5462AF60A_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_PaymentsToAcquireEquipmentOnLease_E717C82AE476E7281A7188B5462AF60A" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Principal payments of equipment leases </link:label>
<link:label id="lab_us-gaap_PaymentsToAcquireEquipmentOnLease_E717C82AE476E7281A7188B5462AF60A_label_en-US" xlink:label="lab_us-gaap_PaymentsToAcquireEquipmentOnLease_E717C82AE476E7281A7188B5462AF60A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Payments to Acquire Equipment on Lease </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_PaymentsToAcquireEquipmentOnLease" xlink:label="loc_us-gaap_PaymentsToAcquireEquipmentOnLease_E717C82AE476E7281A7188B5462AF60A" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PaymentsToAcquireEquipmentOnLease_E717C82AE476E7281A7188B5462AF60A" xlink:to="lab_us-gaap_PaymentsToAcquireEquipmentOnLease_E717C82AE476E7281A7188B5462AF60A" xlink:type="arc"/>
<link:label id="lab_us-gaap_PaymentsForRepurchaseOfWarrants_383068D3ACFD8660F17588B5462AA4E9_negatedLabel_en-US" xlink:label="lab_us-gaap_PaymentsForRepurchaseOfWarrants_383068D3ACFD8660F17588B5462AA4E9" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Repurchase of warrants </link:label>
<link:label id="lab_us-gaap_PaymentsForRepurchaseOfWarrants_383068D3ACFD8660F17588B5462AA4E9_label_en-US" xlink:label="lab_us-gaap_PaymentsForRepurchaseOfWarrants_383068D3ACFD8660F17588B5462AA4E9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Payments for Repurchase of Warrants </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_PaymentsForRepurchaseOfWarrants" xlink:label="loc_us-gaap_PaymentsForRepurchaseOfWarrants_383068D3ACFD8660F17588B5462AA4E9" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PaymentsForRepurchaseOfWarrants_383068D3ACFD8660F17588B5462AA4E9" xlink:to="lab_us-gaap_PaymentsForRepurchaseOfWarrants_383068D3ACFD8660F17588B5462AA4E9" xlink:type="arc"/>
<link:label id="lab_us-gaap_NetCashProvidedByUsedInFinancingActivities_51601A1D88174C0C1B9988B5462ABC2E_totalLabel_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInFinancingActivities_51601A1D88174C0C1B9988B5462ABC2E" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Net cash flows from financing activities </link:label>
<link:label id="lab_us-gaap_NetCashProvidedByUsedInFinancingActivities_51601A1D88174C0C1B9988B5462ABC2E_label_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInFinancingActivities_51601A1D88174C0C1B9988B5462ABC2E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Net Cash Provided by (Used in) Financing Activities </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivities" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_51601A1D88174C0C1B9988B5462ABC2E" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_51601A1D88174C0C1B9988B5462ABC2E" xlink:to="lab_us-gaap_NetCashProvidedByUsedInFinancingActivities_51601A1D88174C0C1B9988B5462ABC2E" xlink:type="arc"/>
<link:label id="lab_us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease_401C59FE44F2C601696788B5462A433B_totalLabel_en-US" xlink:label="lab_us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease_401C59FE44F2C601696788B5462A433B" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Net change in cash </link:label>
<link:label id="lab_us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease_401C59FE44F2C601696788B5462A433B_label_en-US" xlink:label="lab_us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease_401C59FE44F2C601696788B5462A433B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Cash and Cash Equivalents, Period Increase (Decrease) </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease" xlink:label="loc_us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease_401C59FE44F2C601696788B5462A433B" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease_401C59FE44F2C601696788B5462A433B" xlink:to="lab_us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease_401C59FE44F2C601696788B5462A433B" xlink:type="arc"/>
<link:label id="lab_us-gaap_CashAndCashEquivalentsAtCarryingValue_C5BC4742FF9C49F7A9FC88B5462BB693_periodStartLabel_en-US" xlink:label="lab_us-gaap_CashAndCashEquivalentsAtCarryingValue_C5BC4742FF9C49F7A9FC88B5462BB693" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xml:lang="en-US"> Cash and cash equivalents, beginning of period </link:label>
<link:label id="lab_us-gaap_CashAndCashEquivalentsAtCarryingValue_C5BC4742FF9C49F7A9FC88B5462BB693_label_en-US" xlink:label="lab_us-gaap_CashAndCashEquivalentsAtCarryingValue_C5BC4742FF9C49F7A9FC88B5462BB693" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Cash and Cash Equivalents, at Carrying Value </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue" xlink:label="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_C5BC4742FF9C49F7A9FC88B5462BB693" xlink:type="locator"/>
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<link:label id="lab_us-gaap_CashAndCashEquivalentsAtCarryingValue_5905AA3814C7E1CBF19988B5462B8191_periodEndLabel_en-US" xlink:label="lab_us-gaap_CashAndCashEquivalentsAtCarryingValue_5905AA3814C7E1CBF19988B5462B8191" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xml:lang="en-US"> Cash and cash equivalents, end of period </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue" xlink:label="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_5905AA3814C7E1CBF19988B5462B8191" xlink:type="locator"/>
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<link:label id="lab_us-gaap_NumberOfOperatingSegments_3B152554B5F16DA5B50302AA19E63EE2_terseLabel_en-US" xlink:label="lab_us-gaap_NumberOfOperatingSegments_3B152554B5F16DA5B50302AA19E63EE2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Number of business segments </link:label>
<link:label id="lab_us-gaap_NumberOfOperatingSegments_3B152554B5F16DA5B50302AA19E63EE2_label_en-US" xlink:label="lab_us-gaap_NumberOfOperatingSegments_3B152554B5F16DA5B50302AA19E63EE2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Number of Operating Segments </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_NumberOfOperatingSegments" xlink:label="loc_us-gaap_NumberOfOperatingSegments_3B152554B5F16DA5B50302AA19E63EE2" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DebtDisclosureTextBlock_4E0AFD284D3F7075C3FD048D38CC6662_verboseLabel_en-US" xlink:label="lab_us-gaap_DebtDisclosureTextBlock_4E0AFD284D3F7075C3FD048D38CC6662" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Long-Term Debt </link:label>
<link:label id="lab_us-gaap_DebtDisclosureTextBlock_4E0AFD284D3F7075C3FD048D38CC6662_label_en-US" xlink:label="lab_us-gaap_DebtDisclosureTextBlock_4E0AFD284D3F7075C3FD048D38CC6662" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Debt Disclosure [Text Block] </link:label>
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<link:label id="lab_us-gaap_StatementOfFinancialPositionAbstract_E4C5C5D6C7D60D5252254C961DA54D83_label_en-US" xlink:label="lab_us-gaap_StatementOfFinancialPositionAbstract_E4C5C5D6C7D60D5252254C961DA54D83" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Statement of Financial Position [Abstract] </link:label>
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<link:label id="lab_us-gaap_AssetsAbstract_B41222BBB437435629F74C961DA53D48_terseLabel_en-US" xlink:label="lab_us-gaap_AssetsAbstract_B41222BBB437435629F74C961DA53D48" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> ASSETS </link:label>
<link:label id="lab_us-gaap_AssetsAbstract_B41222BBB437435629F74C961DA53D48_label_en-US" xlink:label="lab_us-gaap_AssetsAbstract_B41222BBB437435629F74C961DA53D48" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Assets [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_AssetsAbstract" xlink:label="loc_us-gaap_AssetsAbstract_B41222BBB437435629F74C961DA53D48" xlink:type="locator"/>
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<link:label id="lab_us-gaap_AssetsCurrentAbstract_B23E902D59632B99718B4C961DAAFFEB_terseLabel_en-US" xlink:label="lab_us-gaap_AssetsCurrentAbstract_B23E902D59632B99718B4C961DAAFFEB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Current assets: </link:label>
<link:label id="lab_us-gaap_AssetsCurrentAbstract_B23E902D59632B99718B4C961DAAFFEB_label_en-US" xlink:label="lab_us-gaap_AssetsCurrentAbstract_B23E902D59632B99718B4C961DAAFFEB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Assets, Current [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_AssetsCurrentAbstract" xlink:label="loc_us-gaap_AssetsCurrentAbstract_B23E902D59632B99718B4C961DAAFFEB" xlink:type="locator"/>
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<link:label id="lab_us-gaap_CashAndCashEquivalentsAtCarryingValue_1D57F664D331638746D64C961DAB32BF_terseLabel_en-US" xlink:label="lab_us-gaap_CashAndCashEquivalentsAtCarryingValue_1D57F664D331638746D64C961DAB32BF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Cash and cash equivalents </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue" xlink:label="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_1D57F664D331638746D64C961DAB32BF" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_1D57F664D331638746D64C961DAB32BF" xlink:to="lab_us-gaap_CashAndCashEquivalentsAtCarryingValue_1D57F664D331638746D64C961DAB32BF" xlink:type="arc"/>
<link:label id="lab_us-gaap_AccountsReceivableNetCurrent_CF5FDC6F4F3782606A484C961DAB386D_terseLabel_en-US" xlink:label="lab_us-gaap_AccountsReceivableNetCurrent_CF5FDC6F4F3782606A484C961DAB386D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Accounts receivable, net </link:label>
<link:label id="lab_us-gaap_AccountsReceivableNetCurrent_CF5FDC6F4F3782606A484C961DAB386D_label_en-US" xlink:label="lab_us-gaap_AccountsReceivableNetCurrent_CF5FDC6F4F3782606A484C961DAB386D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Accounts Receivable, Net, Current </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_AccountsReceivableNetCurrent" xlink:label="loc_us-gaap_AccountsReceivableNetCurrent_CF5FDC6F4F3782606A484C961DAB386D" xlink:type="locator"/>
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<link:label id="lab_us-gaap_InventoryNet_877D8E9AB55998F220334C961DABE811_terseLabel_en-US" xlink:label="lab_us-gaap_InventoryNet_877D8E9AB55998F220334C961DABE811" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Inventory, net </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_InventoryNet" xlink:label="loc_us-gaap_InventoryNet_877D8E9AB55998F220334C961DABE811" xlink:type="locator"/>
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<link:label id="lab_us-gaap_PrepaidExpenseAndOtherAssetsCurrent_1E0243FED6925E2004C54C961DABC061_verboseLabel_en-US" xlink:label="lab_us-gaap_PrepaidExpenseAndOtherAssetsCurrent_1E0243FED6925E2004C54C961DABC061" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Prepaid expenses </link:label>
<link:label id="lab_us-gaap_PrepaidExpenseAndOtherAssetsCurrent_1E0243FED6925E2004C54C961DABC061_label_en-US" xlink:label="lab_us-gaap_PrepaidExpenseAndOtherAssetsCurrent_1E0243FED6925E2004C54C961DABC061" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Prepaid Expense and Other Assets, Current </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_PrepaidExpenseAndOtherAssetsCurrent" xlink:label="loc_us-gaap_PrepaidExpenseAndOtherAssetsCurrent_1E0243FED6925E2004C54C961DABC061" xlink:type="locator"/>
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<link:label id="lab_us-gaap_AssetsCurrent_81F5BE875654D8D64A9B4C961DABDF69_totalLabel_en-US" xlink:label="lab_us-gaap_AssetsCurrent_81F5BE875654D8D64A9B4C961DABDF69" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Total current assets </link:label>
<link:label id="lab_us-gaap_AssetsCurrent_81F5BE875654D8D64A9B4C961DABDF69_label_en-US" xlink:label="lab_us-gaap_AssetsCurrent_81F5BE875654D8D64A9B4C961DABDF69" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Assets, Current </link:label>
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<link:label id="lab_us-gaap_PropertyPlantAndEquipmentNet_6D7F926F003ED317FA404C961DABECD2_terseLabel_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentNet_6D7F926F003ED317FA404C961DABECD2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Property and equipment, net of accumulated depreciation </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_PropertyPlantAndEquipmentNet" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentNet_6D7F926F003ED317FA404C961DABECD2" xlink:type="locator"/>
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<link:label id="lab_us-gaap_Goodwill_A22595D1D6D308BAA19D4C961DAB66E9_terseLabel_en-US" xlink:label="lab_us-gaap_Goodwill_A22595D1D6D308BAA19D4C961DAB66E9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Goodwill </link:label>
<link:label id="lab_us-gaap_Goodwill_A22595D1D6D308BAA19D4C961DAB66E9_label_en-US" xlink:label="lab_us-gaap_Goodwill_A22595D1D6D308BAA19D4C961DAB66E9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Goodwill </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_Goodwill" xlink:label="loc_us-gaap_Goodwill_A22595D1D6D308BAA19D4C961DAB66E9" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_Goodwill_A22595D1D6D308BAA19D4C961DAB66E9" xlink:to="lab_us-gaap_Goodwill_A22595D1D6D308BAA19D4C961DAB66E9" xlink:type="arc"/>
<link:label id="lab_us-gaap_IntangibleAssetsNetExcludingGoodwill_05E7C0F89360F0DE73514C961DABAD3C_terseLabel_en-US" xlink:label="lab_us-gaap_IntangibleAssetsNetExcludingGoodwill_05E7C0F89360F0DE73514C961DABAD3C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Intangible assets, net of accumulated amortization </link:label>
<link:label id="lab_us-gaap_IntangibleAssetsNetExcludingGoodwill_05E7C0F89360F0DE73514C961DABAD3C_label_en-US" xlink:label="lab_us-gaap_IntangibleAssetsNetExcludingGoodwill_05E7C0F89360F0DE73514C961DABAD3C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Intangible Assets, Net (Excluding Goodwill) </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_IntangibleAssetsNetExcludingGoodwill" xlink:label="loc_us-gaap_IntangibleAssetsNetExcludingGoodwill_05E7C0F89360F0DE73514C961DABAD3C" xlink:type="locator"/>
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<link:label id="lab_us-gaap_OtherAssetsNoncurrent_304F2FE6995BC82012CD4C961DAB38ED_terseLabel_en-US" xlink:label="lab_us-gaap_OtherAssetsNoncurrent_304F2FE6995BC82012CD4C961DAB38ED" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Other assets </link:label>
<link:label id="lab_us-gaap_OtherAssetsNoncurrent_304F2FE6995BC82012CD4C961DAB38ED_label_en-US" xlink:label="lab_us-gaap_OtherAssetsNoncurrent_304F2FE6995BC82012CD4C961DAB38ED" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Other Assets, Noncurrent </link:label>
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<link:label id="lab_us-gaap_Assets_FAA29E30E194713A8DF74C961DAB3EBC_totalLabel_en-US" xlink:label="lab_us-gaap_Assets_FAA29E30E194713A8DF74C961DAB3EBC" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Total assets </link:label>
<link:label id="lab_us-gaap_Assets_FAA29E30E194713A8DF74C961DAB3EBC_label_en-US" xlink:label="lab_us-gaap_Assets_FAA29E30E194713A8DF74C961DAB3EBC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Assets </link:label>
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<link:label id="lab_us-gaap_LiabilitiesAndStockholdersEquityAbstract_C6E06154FCAA332304D74C961DABFE68_terseLabel_en-US" xlink:label="lab_us-gaap_LiabilitiesAndStockholdersEquityAbstract_C6E06154FCAA332304D74C961DABFE68" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> LIABILITIES AND STOCKHOLDERS' EQUITY </link:label>
<link:label id="lab_us-gaap_LiabilitiesAndStockholdersEquityAbstract_C6E06154FCAA332304D74C961DABFE68_label_en-US" xlink:label="lab_us-gaap_LiabilitiesAndStockholdersEquityAbstract_C6E06154FCAA332304D74C961DABFE68" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Liabilities and Equity [Abstract] </link:label>
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<link:label id="lab_us-gaap_LiabilitiesCurrentAbstract_A193436E046A52A2101E4C961DAB8530_verboseLabel_en-US" xlink:label="lab_us-gaap_LiabilitiesCurrentAbstract_A193436E046A52A2101E4C961DAB8530" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Current liabilities: </link:label>
<link:label id="lab_us-gaap_LiabilitiesCurrentAbstract_A193436E046A52A2101E4C961DAB8530_label_en-US" xlink:label="lab_us-gaap_LiabilitiesCurrentAbstract_A193436E046A52A2101E4C961DAB8530" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Liabilities, Current [Abstract] </link:label>
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<link:label id="lab_us-gaap_AccountsPayableCurrentAndNoncurrent_49A6705635233932E2D64C961DAB7226_verboseLabel_en-US" xlink:label="lab_us-gaap_AccountsPayableCurrentAndNoncurrent_49A6705635233932E2D64C961DAB7226" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Accounts payable </link:label>
<link:label id="lab_us-gaap_AccountsPayableCurrentAndNoncurrent_49A6705635233932E2D64C961DAB7226_label_en-US" xlink:label="lab_us-gaap_AccountsPayableCurrentAndNoncurrent_49A6705635233932E2D64C961DAB7226" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Accounts Payable </link:label>
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<link:label id="lab_us-gaap_EmployeeRelatedLiabilitiesCurrent_2D35AF1E393CE85FEA534C961DAC75AC_terseLabel_en-US" xlink:label="lab_us-gaap_EmployeeRelatedLiabilitiesCurrent_2D35AF1E393CE85FEA534C961DAC75AC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Accrued compensation </link:label>
<link:label id="lab_us-gaap_EmployeeRelatedLiabilitiesCurrent_2D35AF1E393CE85FEA534C961DAC75AC_label_en-US" xlink:label="lab_us-gaap_EmployeeRelatedLiabilitiesCurrent_2D35AF1E393CE85FEA534C961DAC75AC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Employee-related Liabilities, Current </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_EmployeeRelatedLiabilitiesCurrent" xlink:label="loc_us-gaap_EmployeeRelatedLiabilitiesCurrent_2D35AF1E393CE85FEA534C961DAC75AC" xlink:type="locator"/>
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<link:label id="lab_us-gaap_AccruedLiabilitiesCurrent_1F0F96CFC1B1628FD3004C961DAC5C42_terseLabel_en-US" xlink:label="lab_us-gaap_AccruedLiabilitiesCurrent_1F0F96CFC1B1628FD3004C961DAC5C42" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Accrued expenses </link:label>
<link:label id="lab_us-gaap_AccruedLiabilitiesCurrent_1F0F96CFC1B1628FD3004C961DAC5C42_label_en-US" xlink:label="lab_us-gaap_AccruedLiabilitiesCurrent_1F0F96CFC1B1628FD3004C961DAC5C42" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Accrued Liabilities, Current </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_AccruedLiabilitiesCurrent" xlink:label="loc_us-gaap_AccruedLiabilitiesCurrent_1F0F96CFC1B1628FD3004C961DAC5C42" xlink:type="locator"/>
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<link:label id="lab_us-gaap_OtherLiabilitiesCurrent_43D86F8DBCA6CBD24D9B4C961DAC0B76_terseLabel_en-US" xlink:label="lab_us-gaap_OtherLiabilitiesCurrent_43D86F8DBCA6CBD24D9B4C961DAC0B76" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Other current liabilities </link:label>
<link:label id="lab_us-gaap_OtherLiabilitiesCurrent_43D86F8DBCA6CBD24D9B4C961DAC0B76_label_en-US" xlink:label="lab_us-gaap_OtherLiabilitiesCurrent_43D86F8DBCA6CBD24D9B4C961DAC0B76" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Other Liabilities, Current </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_OtherLiabilitiesCurrent" xlink:label="loc_us-gaap_OtherLiabilitiesCurrent_43D86F8DBCA6CBD24D9B4C961DAC0B76" xlink:type="locator"/>
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<link:label id="lab_us-gaap_LiabilitiesCurrent_985FC939CEBBB14ACC504C961DAC4566_totalLabel_en-US" xlink:label="lab_us-gaap_LiabilitiesCurrent_985FC939CEBBB14ACC504C961DAC4566" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Total current liabilities </link:label>
<link:label id="lab_us-gaap_LiabilitiesCurrent_985FC939CEBBB14ACC504C961DAC4566_label_en-US" xlink:label="lab_us-gaap_LiabilitiesCurrent_985FC939CEBBB14ACC504C961DAC4566" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Liabilities, Current </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_LiabilitiesCurrent" xlink:label="loc_us-gaap_LiabilitiesCurrent_985FC939CEBBB14ACC504C961DAC4566" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LiabilitiesCurrent_985FC939CEBBB14ACC504C961DAC4566" xlink:to="lab_us-gaap_LiabilitiesCurrent_985FC939CEBBB14ACC504C961DAC4566" xlink:type="arc"/>
<link:label id="lab_mdxg_EarnOutLiabilityPayableInMimedxStock_2C545BF431E9C39C351C4C961DACBA30_verboseLabel_en-US" xlink:label="lab_mdxg_EarnOutLiabilityPayableInMimedxStock_2C545BF431E9C39C351C4C961DACBA30" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Earn-out liability payable in MiMedx common stock </link:label>
<link:label id="lab_mdxg_EarnOutLiabilityPayableInMimedxStock_2C545BF431E9C39C351C4C961DACBA30_label_en-US" xlink:label="lab_mdxg_EarnOutLiabilityPayableInMimedxStock_2C545BF431E9C39C351C4C961DACBA30" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Earn out liability payable in MiMedx stock </link:label>
<link:label id="lab_mdxg_EarnOutLiabilityPayableInMimedxStock_2C545BF431E9C39C351C4C961DACBA30_documentation_en-US" xlink:label="lab_mdxg_EarnOutLiabilityPayableInMimedxStock_2C545BF431E9C39C351C4C961DACBA30" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Noncurrent liabilities related to business acquisition, payable in common stock. </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_EarnOutLiabilityPayableInMimedxStock" xlink:label="loc_mdxg_EarnOutLiabilityPayableInMimedxStock_2C545BF431E9C39C351C4C961DACBA30" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ConvertibleLongTermNotesPayable_A60BCB58C14A86485EC64C961DAC96F2_terseLabel_en-US" xlink:label="lab_us-gaap_ConvertibleLongTermNotesPayable_A60BCB58C14A86485EC64C961DAC96F2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Convertible Senior Secured Promissory Notes, net </link:label>
<link:label id="lab_us-gaap_ConvertibleLongTermNotesPayable_A60BCB58C14A86485EC64C961DAC96F2_label_en-US" xlink:label="lab_us-gaap_ConvertibleLongTermNotesPayable_A60BCB58C14A86485EC64C961DAC96F2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Convertible Notes Payable, Noncurrent </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ConvertibleLongTermNotesPayable" xlink:label="loc_us-gaap_ConvertibleLongTermNotesPayable_A60BCB58C14A86485EC64C961DAC96F2" xlink:type="locator"/>
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<link:label id="lab_us-gaap_OtherLiabilitiesNoncurrent_E52E2CD5D63FE69D95644C961DAC1AC5_verboseLabel_en-US" xlink:label="lab_us-gaap_OtherLiabilitiesNoncurrent_E52E2CD5D63FE69D95644C961DAC1AC5" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Other liabilities </link:label>
<link:label id="lab_us-gaap_OtherLiabilitiesNoncurrent_E52E2CD5D63FE69D95644C961DAC1AC5_label_en-US" xlink:label="lab_us-gaap_OtherLiabilitiesNoncurrent_E52E2CD5D63FE69D95644C961DAC1AC5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Other Liabilities, Noncurrent </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_OtherLiabilitiesNoncurrent" xlink:label="loc_us-gaap_OtherLiabilitiesNoncurrent_E52E2CD5D63FE69D95644C961DAC1AC5" xlink:type="locator"/>
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<link:label id="lab_us-gaap_Liabilities_58EB7956E8E55BF6FB804C961DACD729_totalLabel_en-US" xlink:label="lab_us-gaap_Liabilities_58EB7956E8E55BF6FB804C961DACD729" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Total liabilities </link:label>
<link:label id="lab_us-gaap_Liabilities_58EB7956E8E55BF6FB804C961DACD729_label_en-US" xlink:label="lab_us-gaap_Liabilities_58EB7956E8E55BF6FB804C961DACD729" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Liabilities </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_Liabilities" xlink:label="loc_us-gaap_Liabilities_58EB7956E8E55BF6FB804C961DACD729" xlink:type="locator"/>
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<link:label id="lab_us-gaap_CommitmentsAndContingencies_EFD503E151E2CAD1BAC94C961DAC0C4D_terseLabel_en-US" xlink:label="lab_us-gaap_CommitmentsAndContingencies_EFD503E151E2CAD1BAC94C961DAC0C4D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Commitments and contingencies (Note 15) </link:label>
<link:label id="lab_us-gaap_CommitmentsAndContingencies_EFD503E151E2CAD1BAC94C961DAC0C4D_label_en-US" xlink:label="lab_us-gaap_CommitmentsAndContingencies_EFD503E151E2CAD1BAC94C961DAC0C4D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Commitments and Contingencies </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_CommitmentsAndContingencies" xlink:label="loc_us-gaap_CommitmentsAndContingencies_EFD503E151E2CAD1BAC94C961DAC0C4D" xlink:type="locator"/>
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<link:label id="lab_us-gaap_StockholdersEquityAbstract_07A503E79C285D6A48234C961DAC3632_verboseLabel_en-US" xlink:label="lab_us-gaap_StockholdersEquityAbstract_07A503E79C285D6A48234C961DAC3632" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Stockholders' equity: </link:label>
<link:label id="lab_us-gaap_StockholdersEquityAbstract_07A503E79C285D6A48234C961DAC3632_label_en-US" xlink:label="lab_us-gaap_StockholdersEquityAbstract_07A503E79C285D6A48234C961DAC3632" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Stockholders' Equity Attributable to Parent [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_StockholdersEquityAbstract" xlink:label="loc_us-gaap_StockholdersEquityAbstract_07A503E79C285D6A48234C961DAC3632" xlink:type="locator"/>
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<link:label id="lab_us-gaap_PreferredStockValue_B5ACD0E2760B627C29BC4C961DAC9629_terseLabel_en-US" xlink:label="lab_us-gaap_PreferredStockValue_B5ACD0E2760B627C29BC4C961DAC9629" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Preferred stock; $.001 par value; 5,000,000 shares authorized and 0 shares issued and outstanding </link:label>
<link:label id="lab_us-gaap_PreferredStockValue_B5ACD0E2760B627C29BC4C961DAC9629_label_en-US" xlink:label="lab_us-gaap_PreferredStockValue_B5ACD0E2760B627C29BC4C961DAC9629" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Preferred Stock, Value, Issued </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_PreferredStockValue" xlink:label="loc_us-gaap_PreferredStockValue_B5ACD0E2760B627C29BC4C961DAC9629" xlink:type="locator"/>
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<link:label id="lab_us-gaap_CommonStockValue_38043774970E4CB170A84C961DACD437_terseLabel_en-US" xlink:label="lab_us-gaap_CommonStockValue_38043774970E4CB170A84C961DACD437" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Common stock; $.001 par value; 130,000,000 shares authorized; 104,425,614 issued and 104,375,614 outstanding for 2013 and 88,423,169 issued and 88,373,169 outstanding for 2012 </link:label>
<link:label id="lab_us-gaap_CommonStockValue_38043774970E4CB170A84C961DACD437_label_en-US" xlink:label="lab_us-gaap_CommonStockValue_38043774970E4CB170A84C961DACD437" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Common Stock, Value, Issued </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_CommonStockValue" xlink:label="loc_us-gaap_CommonStockValue_38043774970E4CB170A84C961DACD437" xlink:type="locator"/>
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<link:label id="lab_us-gaap_AdditionalPaidInCapital_28443A5B0519F0E157F94C961DAC1AC3_terseLabel_en-US" xlink:label="lab_us-gaap_AdditionalPaidInCapital_28443A5B0519F0E157F94C961DAC1AC3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Additional paid-in capital </link:label>
<link:label id="lab_us-gaap_AdditionalPaidInCapital_28443A5B0519F0E157F94C961DAC1AC3_label_en-US" xlink:label="lab_us-gaap_AdditionalPaidInCapital_28443A5B0519F0E157F94C961DAC1AC3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Additional Paid in Capital </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_AdditionalPaidInCapital" xlink:label="loc_us-gaap_AdditionalPaidInCapital_28443A5B0519F0E157F94C961DAC1AC3" xlink:type="locator"/>
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<link:label id="lab_us-gaap_TreasuryStockValue_7AA1EBD13224C533D03A4C961DACE2FA_negatedLabel_en-US" xlink:label="lab_us-gaap_TreasuryStockValue_7AA1EBD13224C533D03A4C961DACE2FA" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Treasury stock (50,000 shares at cost) </link:label>
<link:label id="lab_us-gaap_TreasuryStockValue_7AA1EBD13224C533D03A4C961DACE2FA_label_en-US" xlink:label="lab_us-gaap_TreasuryStockValue_7AA1EBD13224C533D03A4C961DACE2FA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Treasury Stock, Value </link:label>
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<link:label id="lab_us-gaap_RetainedEarningsAccumulatedDeficit_6ED26C39A0DC0331A6094C961DAC15D0_verboseLabel_en-US" xlink:label="lab_us-gaap_RetainedEarningsAccumulatedDeficit_6ED26C39A0DC0331A6094C961DAC15D0" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Accumulated deficit </link:label>
<link:label id="lab_us-gaap_RetainedEarningsAccumulatedDeficit_6ED26C39A0DC0331A6094C961DAC15D0_label_en-US" xlink:label="lab_us-gaap_RetainedEarningsAccumulatedDeficit_6ED26C39A0DC0331A6094C961DAC15D0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Retained Earnings (Accumulated Deficit) </link:label>
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<link:label id="lab_us-gaap_StockholdersEquity_FA98CF69BCDDB5D941514C961DADFA0F_totalLabel_en-US" xlink:label="lab_us-gaap_StockholdersEquity_FA98CF69BCDDB5D941514C961DADFA0F" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Total stockholders' equity </link:label>
<link:label id="lab_us-gaap_StockholdersEquity_FA98CF69BCDDB5D941514C961DADFA0F_label_en-US" xlink:label="lab_us-gaap_StockholdersEquity_FA98CF69BCDDB5D941514C961DADFA0F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Stockholders' Equity Attributable to Parent </link:label>
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<link:label id="lab_us-gaap_LiabilitiesAndStockholdersEquity_DD579445E8737E1B84A24C961DAD8A1E_totalLabel_en-US" xlink:label="lab_us-gaap_LiabilitiesAndStockholdersEquity_DD579445E8737E1B84A24C961DAD8A1E" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Total liabilities and stockholders' equity </link:label>
<link:label id="lab_us-gaap_LiabilitiesAndStockholdersEquity_DD579445E8737E1B84A24C961DAD8A1E_label_en-US" xlink:label="lab_us-gaap_LiabilitiesAndStockholdersEquity_DD579445E8737E1B84A24C961DAD8A1E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Liabilities and Equity </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_LiabilitiesAndStockholdersEquity" xlink:label="loc_us-gaap_LiabilitiesAndStockholdersEquity_DD579445E8737E1B84A24C961DAD8A1E" xlink:type="locator"/>
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<link:label id="lab_us-gaap_StockholdersEquityAbstract_350584389F605B8F12A90053DE597853_terseLabel_en-US" xlink:label="lab_us-gaap_StockholdersEquityAbstract_350584389F605B8F12A90053DE597853" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Stockholders' equity: </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_StockholdersEquityAbstract" xlink:label="loc_us-gaap_StockholdersEquityAbstract_350584389F605B8F12A90053DE597853" xlink:type="locator"/>
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<link:label id="lab_us-gaap_PreferredStockParOrStatedValuePerShare_7149FAB112280CD36E2F0053DE596828_terseLabel_en-US" xlink:label="lab_us-gaap_PreferredStockParOrStatedValuePerShare_7149FAB112280CD36E2F0053DE596828" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Preferred stock, par value (in dollars per share) </link:label>
<link:label id="lab_us-gaap_PreferredStockParOrStatedValuePerShare_7149FAB112280CD36E2F0053DE596828_label_en-US" xlink:label="lab_us-gaap_PreferredStockParOrStatedValuePerShare_7149FAB112280CD36E2F0053DE596828" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Preferred Stock, Par or Stated Value Per Share </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_PreferredStockParOrStatedValuePerShare" xlink:label="loc_us-gaap_PreferredStockParOrStatedValuePerShare_7149FAB112280CD36E2F0053DE596828" xlink:type="locator"/>
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<link:label id="lab_us-gaap_PreferredStockSharesAuthorized_3F16746C754DA978707F0053DE59305B_terseLabel_en-US" xlink:label="lab_us-gaap_PreferredStockSharesAuthorized_3F16746C754DA978707F0053DE59305B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Preferred stock, shares authorized (in shares) </link:label>
<link:label id="lab_us-gaap_PreferredStockSharesAuthorized_3F16746C754DA978707F0053DE59305B_label_en-US" xlink:label="lab_us-gaap_PreferredStockSharesAuthorized_3F16746C754DA978707F0053DE59305B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Preferred Stock, Shares Authorized </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_PreferredStockSharesAuthorized" xlink:label="loc_us-gaap_PreferredStockSharesAuthorized_3F16746C754DA978707F0053DE59305B" xlink:type="locator"/>
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<link:label id="lab_us-gaap_PreferredStockSharesIssued_96DEB44314AC37362C270053DE59B258_terseLabel_en-US" xlink:label="lab_us-gaap_PreferredStockSharesIssued_96DEB44314AC37362C270053DE59B258" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Preferred stock, shares issued (in shares) </link:label>
<link:label id="lab_us-gaap_PreferredStockSharesIssued_96DEB44314AC37362C270053DE59B258_label_en-US" xlink:label="lab_us-gaap_PreferredStockSharesIssued_96DEB44314AC37362C270053DE59B258" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Preferred Stock, Shares Issued </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_PreferredStockSharesIssued" xlink:label="loc_us-gaap_PreferredStockSharesIssued_96DEB44314AC37362C270053DE59B258" xlink:type="locator"/>
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<link:label id="lab_us-gaap_PreferredStockSharesOutstanding_C5B67BCD3293E7FBF95C0053DE5937C8_terseLabel_en-US" xlink:label="lab_us-gaap_PreferredStockSharesOutstanding_C5B67BCD3293E7FBF95C0053DE5937C8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Preferred stock, shares outstanding (in shares) </link:label>
<link:label id="lab_us-gaap_PreferredStockSharesOutstanding_C5B67BCD3293E7FBF95C0053DE5937C8_label_en-US" xlink:label="lab_us-gaap_PreferredStockSharesOutstanding_C5B67BCD3293E7FBF95C0053DE5937C8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Preferred Stock, Shares Outstanding </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_PreferredStockSharesOutstanding" xlink:label="loc_us-gaap_PreferredStockSharesOutstanding_C5B67BCD3293E7FBF95C0053DE5937C8" xlink:type="locator"/>
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<link:label id="lab_us-gaap_CommonStockParOrStatedValuePerShare_01BE14243436382AD0CD0053DE594721_terseLabel_en-US" xlink:label="lab_us-gaap_CommonStockParOrStatedValuePerShare_01BE14243436382AD0CD0053DE594721" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Common stock, par value (in dollars per share) </link:label>
<link:label id="lab_us-gaap_CommonStockParOrStatedValuePerShare_01BE14243436382AD0CD0053DE594721_label_en-US" xlink:label="lab_us-gaap_CommonStockParOrStatedValuePerShare_01BE14243436382AD0CD0053DE594721" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Common Stock, Par or Stated Value Per Share </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_CommonStockParOrStatedValuePerShare" xlink:label="loc_us-gaap_CommonStockParOrStatedValuePerShare_01BE14243436382AD0CD0053DE594721" xlink:type="locator"/>
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<link:label id="lab_us-gaap_CommonStockSharesAuthorized_30B704CE4030B8E861AB0053DE591AD5_terseLabel_en-US" xlink:label="lab_us-gaap_CommonStockSharesAuthorized_30B704CE4030B8E861AB0053DE591AD5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Common stock, shares authorized (in shares) </link:label>
<link:label id="lab_us-gaap_CommonStockSharesAuthorized_30B704CE4030B8E861AB0053DE591AD5_label_en-US" xlink:label="lab_us-gaap_CommonStockSharesAuthorized_30B704CE4030B8E861AB0053DE591AD5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Common Stock, Shares Authorized </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_CommonStockSharesAuthorized" xlink:label="loc_us-gaap_CommonStockSharesAuthorized_30B704CE4030B8E861AB0053DE591AD5" xlink:type="locator"/>
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<link:label id="lab_us-gaap_CommonStockSharesIssued_773BB53BB9C3C6E28EBD0053DE5993DB_terseLabel_en-US" xlink:label="lab_us-gaap_CommonStockSharesIssued_773BB53BB9C3C6E28EBD0053DE5993DB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Common stock, shares issued (in shares) </link:label>
<link:label id="lab_us-gaap_CommonStockSharesIssued_773BB53BB9C3C6E28EBD0053DE5993DB_label_en-US" xlink:label="lab_us-gaap_CommonStockSharesIssued_773BB53BB9C3C6E28EBD0053DE5993DB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Common Stock, Shares, Issued </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_CommonStockSharesIssued" xlink:label="loc_us-gaap_CommonStockSharesIssued_773BB53BB9C3C6E28EBD0053DE5993DB" xlink:type="locator"/>
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<link:label id="lab_us-gaap_CommonStockSharesOutstanding_ED49A397BE890A4355EF0053DE5A216B_terseLabel_en-US" xlink:label="lab_us-gaap_CommonStockSharesOutstanding_ED49A397BE890A4355EF0053DE5A216B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Common stock, shares outstanding (in shares) </link:label>
<link:label id="lab_us-gaap_CommonStockSharesOutstanding_ED49A397BE890A4355EF0053DE5A216B_label_en-US" xlink:label="lab_us-gaap_CommonStockSharesOutstanding_ED49A397BE890A4355EF0053DE5A216B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Common Stock, Shares, Outstanding </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_CommonStockSharesOutstanding" xlink:label="loc_us-gaap_CommonStockSharesOutstanding_ED49A397BE890A4355EF0053DE5A216B" xlink:type="locator"/>
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<link:label id="lab_us-gaap_TreasuryStockShares_D6C5CAE2F14909B6939A0053DE5AF3A6_terseLabel_en-US" xlink:label="lab_us-gaap_TreasuryStockShares_D6C5CAE2F14909B6939A0053DE5AF3A6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Treasury stock, shares (in shares) </link:label>
<link:label id="lab_us-gaap_TreasuryStockShares_D6C5CAE2F14909B6939A0053DE5AF3A6_label_en-US" xlink:label="lab_us-gaap_TreasuryStockShares_D6C5CAE2F14909B6939A0053DE5AF3A6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Treasury Stock, Shares </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_TreasuryStockShares" xlink:label="loc_us-gaap_TreasuryStockShares_D6C5CAE2F14909B6939A0053DE5AF3A6" xlink:type="locator"/>
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<link:label id="lab_mdxg_ComputationOfBasicAndDilutedNetLossPerShareAbstract_5458D5D4AED64FF10DD443434E303839_terseLabel_en-US" xlink:label="lab_mdxg_ComputationOfBasicAndDilutedNetLossPerShareAbstract_5458D5D4AED64FF10DD443434E303839" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Computation of basic and diluted net loss per share [Abstract] </link:label>
<link:label id="lab_mdxg_ComputationOfBasicAndDilutedNetLossPerShareAbstract_5458D5D4AED64FF10DD443434E303839_label_en-US" xlink:label="lab_mdxg_ComputationOfBasicAndDilutedNetLossPerShareAbstract_5458D5D4AED64FF10DD443434E303839" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Computation of basic and diluted net loss per share [Abstract] </link:label>
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<link:label id="lab_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_A03345AB8BEC933D229843434E30A0C5_terseLabel_en-US" xlink:label="lab_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_A03345AB8BEC933D229843434E30A0C5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Denominator for basic earnings per share - weighted average shares </link:label>
<link:label id="lab_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_A03345AB8BEC933D229843434E30A0C5_label_en-US" xlink:label="lab_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_A03345AB8BEC933D229843434E30A0C5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Weighted Average Number of Shares Outstanding, Basic </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingBasic" xlink:label="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_A03345AB8BEC933D229843434E30A0C5" xlink:type="locator"/>
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<link:label id="lab_us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustment_E2E70AA0BB7BA97E417043434E30FF48_terseLabel_en-US" xlink:label="lab_us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustment_E2E70AA0BB7BA97E417043434E30FF48" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Effect of dilutive securities: Stock options and warrants outstanding and convertible debt (in shares) </link:label>
<link:label id="lab_us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustment_E2E70AA0BB7BA97E417043434E30FF48_label_en-US" xlink:label="lab_us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustment_E2E70AA0BB7BA97E417043434E30FF48" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Weighted Average Number Diluted Shares Outstanding Adjustment </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustment" xlink:label="loc_us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustment_E2E70AA0BB7BA97E417043434E30FF48" xlink:type="locator"/>
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<link:label id="lab_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_02A715E5394B0EFD3DCB43434E3099AF_totalLabel_en-US" xlink:label="lab_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_02A715E5394B0EFD3DCB43434E3099AF" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Denominator for diluted earnings per share - weighted average shares adjusted for dilutive securities </link:label>
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<link:label id="lab_us-gaap_RetainedEarningsMember_2EE8E9186101DB6AA9797962C5139952_terseLabel_en-US" xlink:label="lab_us-gaap_RetainedEarningsMember_2EE8E9186101DB6AA9797962C5139952" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Accumulated Deficit </link:label>
<link:label id="lab_us-gaap_RetainedEarningsMember_2EE8E9186101DB6AA9797962C5139952_label_en-US" xlink:label="lab_us-gaap_RetainedEarningsMember_2EE8E9186101DB6AA9797962C5139952" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Retained Earnings [Member] </link:label>
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<link:label id="lab_us-gaap_StatementLineItems_284ADDF8404396DE27397962C51381D1_label_en-US" xlink:label="lab_us-gaap_StatementLineItems_284ADDF8404396DE27397962C51381D1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Statement [Line Items] </link:label>
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<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_StockholdersEquity" xlink:label="loc_us-gaap_StockholdersEquity_029DAD49D409AA45EF277962C513BC28" xlink:type="locator"/>
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<link:label id="lab_us-gaap_SharesOutstanding_FA08D733A9816DEF77917962C5135C54_periodStartLabel_en-US" xlink:label="lab_us-gaap_SharesOutstanding_FA08D733A9816DEF77917962C5135C54" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xml:lang="en-US"> Balance (in shares) </link:label>
<link:label id="lab_us-gaap_SharesOutstanding_FA08D733A9816DEF77917962C5135C54_label_en-US" xlink:label="lab_us-gaap_SharesOutstanding_FA08D733A9816DEF77917962C5135C54" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Shares, Outstanding </link:label>
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<link:label id="lab_us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensation_ABCCCD1E195CC5D310FA7962C513242D_terseLabel_en-US" xlink:label="lab_us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensation_ABCCCD1E195CC5D310FA7962C513242D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Share-based compensation expense (in shares) </link:label>
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<link:label id="lab_us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised_EF6E56CDADA3E0B317DC7962C513AFF1_label_en-US" xlink:label="lab_us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised_EF6E56CDADA3E0B317DC7962C513AFF1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Stock Issued During Period, Value, Stock Options Exercised </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised" xlink:label="loc_us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised_EF6E56CDADA3E0B317DC7962C513AFF1" xlink:type="locator"/>
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<link:label id="lab_us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised_B7E8C6780E3740FE85677962C5137D50_terseLabel_en-US" xlink:label="lab_us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised_B7E8C6780E3740FE85677962C5137D50" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Exercise of stock options (in shares) </link:label>
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<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised" xlink:label="loc_us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised_B7E8C6780E3740FE85677962C5137D50" xlink:type="locator"/>
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<link:label id="lab_us-gaap_StockIssuedDuringPeriodValueNewIssues_B3C3A7F9DE9F5C31C2347962C5133E4C_terseLabel_en-US" xlink:label="lab_us-gaap_StockIssuedDuringPeriodValueNewIssues_B3C3A7F9DE9F5C31C2347962C5133E4C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Sale or offering of common stock and warrants, net of costs and expenses </link:label>
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<link:label id="lab_mdxg_StockIssuedDuringPeriodSharesAcquisitionsCompany_1493B8A3E104891767947962C514002F_documentation_en-US" xlink:label="lab_mdxg_StockIssuedDuringPeriodSharesAcquisitionsCompany_1493B8A3E104891767947962C514002F" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Number of shares of stock issued during the period pursuant to acquisitions. </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_StockIssuedDuringPeriodSharesAcquisitionsCompany" xlink:label="loc_mdxg_StockIssuedDuringPeriodSharesAcquisitionsCompany_1493B8A3E104891767947962C514002F" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_mdxg_StockIssuedDuringPeriodSharesAcquisitionsCompany_1493B8A3E104891767947962C514002F" xlink:to="lab_mdxg_StockIssuedDuringPeriodSharesAcquisitionsCompany_1493B8A3E104891767947962C514002F" xlink:type="arc"/>
<link:label id="lab_us-gaap_AdjustmentsToAdditionalPaidInCapitalEquityComponentOfConvertibleDebt_DE93E92D5B990CD4B2177962C514B519_terseLabel_en-US" xlink:label="lab_us-gaap_AdjustmentsToAdditionalPaidInCapitalEquityComponentOfConvertibleDebt_DE93E92D5B990CD4B2177962C514B519" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Beneficial conversion feature recognized on convertible debt </link:label>
<link:label id="lab_us-gaap_AdjustmentsToAdditionalPaidInCapitalEquityComponentOfConvertibleDebt_DE93E92D5B990CD4B2177962C514B519_label_en-US" xlink:label="lab_us-gaap_AdjustmentsToAdditionalPaidInCapitalEquityComponentOfConvertibleDebt_DE93E92D5B990CD4B2177962C514B519" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Adjustments to Additional Paid in Capital, Equity Component of Convertible Debt </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_AdjustmentsToAdditionalPaidInCapitalEquityComponentOfConvertibleDebt" xlink:label="loc_us-gaap_AdjustmentsToAdditionalPaidInCapitalEquityComponentOfConvertibleDebt_DE93E92D5B990CD4B2177962C514B519" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AdjustmentsToAdditionalPaidInCapitalEquityComponentOfConvertibleDebt_DE93E92D5B990CD4B2177962C514B519" xlink:to="lab_us-gaap_AdjustmentsToAdditionalPaidInCapitalEquityComponentOfConvertibleDebt_DE93E92D5B990CD4B2177962C514B519" xlink:type="arc"/>
<link:label id="lab_mdxg_StockIssuedDuringPeriodValueExerciseOfWarrants_5E41DAC3239EC4E228A77962C514ED70_terseLabel_en-US" xlink:label="lab_mdxg_StockIssuedDuringPeriodValueExerciseOfWarrants_5E41DAC3239EC4E228A77962C514ED70" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Exercise of warrants </link:label>
<link:label id="lab_mdxg_StockIssuedDuringPeriodValueExerciseOfWarrants_5E41DAC3239EC4E228A77962C514ED70_label_en-US" xlink:label="lab_mdxg_StockIssuedDuringPeriodValueExerciseOfWarrants_5E41DAC3239EC4E228A77962C514ED70" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Stock Issued During Period, Value, Exercise of Warrants </link:label>
<link:label id="lab_mdxg_StockIssuedDuringPeriodValueExerciseOfWarrants_5E41DAC3239EC4E228A77962C514ED70_documentation_en-US" xlink:label="lab_mdxg_StockIssuedDuringPeriodValueExerciseOfWarrants_5E41DAC3239EC4E228A77962C514ED70" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Value of stock issued during the period upon the exercise of warrants. </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_StockIssuedDuringPeriodValueExerciseOfWarrants" xlink:label="loc_mdxg_StockIssuedDuringPeriodValueExerciseOfWarrants_5E41DAC3239EC4E228A77962C514ED70" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_mdxg_StockIssuedDuringPeriodValueExerciseOfWarrants_5E41DAC3239EC4E228A77962C514ED70" xlink:to="lab_mdxg_StockIssuedDuringPeriodValueExerciseOfWarrants_5E41DAC3239EC4E228A77962C514ED70" xlink:type="arc"/>
<link:label id="lab_mdxg_StockIssuedDuringPeriodSharesExerciseOfWarrants_8BCB9E683D0C8849A83C7962C514658E_terseLabel_en-US" xlink:label="lab_mdxg_StockIssuedDuringPeriodSharesExerciseOfWarrants_8BCB9E683D0C8849A83C7962C514658E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Exercise of warrants (in shares) </link:label>
<link:label id="lab_mdxg_StockIssuedDuringPeriodSharesExerciseOfWarrants_8BCB9E683D0C8849A83C7962C514658E_label_en-US" xlink:label="lab_mdxg_StockIssuedDuringPeriodSharesExerciseOfWarrants_8BCB9E683D0C8849A83C7962C514658E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Stock Issued During Period, Shares, Exercise of Warrants </link:label>
<link:label id="lab_mdxg_StockIssuedDuringPeriodSharesExerciseOfWarrants_8BCB9E683D0C8849A83C7962C514658E_documentation_en-US" xlink:label="lab_mdxg_StockIssuedDuringPeriodSharesExerciseOfWarrants_8BCB9E683D0C8849A83C7962C514658E" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> The number of shares issued during the period upon the exercise of warrants. </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_StockIssuedDuringPeriodSharesExerciseOfWarrants" xlink:label="loc_mdxg_StockIssuedDuringPeriodSharesExerciseOfWarrants_8BCB9E683D0C8849A83C7962C514658E" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_mdxg_StockIssuedDuringPeriodSharesExerciseOfWarrants_8BCB9E683D0C8849A83C7962C514658E" xlink:to="lab_mdxg_StockIssuedDuringPeriodSharesExerciseOfWarrants_8BCB9E683D0C8849A83C7962C514658E" xlink:type="arc"/>
<link:label id="lab_us-gaap_AdjustmentsToAdditionalPaidInCapitalWarrantIssued_DC2194B497D70454679A7962C514A8A5_terseLabel_en-US" xlink:label="lab_us-gaap_AdjustmentsToAdditionalPaidInCapitalWarrantIssued_DC2194B497D70454679A7962C514A8A5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Warrants issued in conjunction with convertible promissory notes </link:label>
<link:label id="lab_us-gaap_AdjustmentsToAdditionalPaidInCapitalWarrantIssued_DC2194B497D70454679A7962C514A8A5_label_en-US" xlink:label="lab_us-gaap_AdjustmentsToAdditionalPaidInCapitalWarrantIssued_DC2194B497D70454679A7962C514A8A5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Adjustments to Additional Paid in Capital, Warrant Issued </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_AdjustmentsToAdditionalPaidInCapitalWarrantIssued" xlink:label="loc_us-gaap_AdjustmentsToAdditionalPaidInCapitalWarrantIssued_DC2194B497D70454679A7962C514A8A5" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AdjustmentsToAdditionalPaidInCapitalWarrantIssued_DC2194B497D70454679A7962C514A8A5" xlink:to="lab_us-gaap_AdjustmentsToAdditionalPaidInCapitalWarrantIssued_DC2194B497D70454679A7962C514A8A5" xlink:type="arc"/>
<link:label id="lab_mdxg_RepurchaseOfWarrants_946DB368BE34EA8C42977962C5144B79_negatedLabel_en-US" xlink:label="lab_mdxg_RepurchaseOfWarrants_946DB368BE34EA8C42977962C5144B79" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Repurchase warrants </link:label>
<link:label id="lab_mdxg_RepurchaseOfWarrants_946DB368BE34EA8C42977962C5144B79_label_en-US" xlink:label="lab_mdxg_RepurchaseOfWarrants_946DB368BE34EA8C42977962C5144B79" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Repurchase of warrants </link:label>
<link:label id="lab_mdxg_RepurchaseOfWarrants_946DB368BE34EA8C42977962C5144B79_documentation_en-US" xlink:label="lab_mdxg_RepurchaseOfWarrants_946DB368BE34EA8C42977962C5144B79" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Value of warrants repurchased during the period. </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_RepurchaseOfWarrants" xlink:label="loc_mdxg_RepurchaseOfWarrants_946DB368BE34EA8C42977962C5144B79" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_mdxg_RepurchaseOfWarrants_946DB368BE34EA8C42977962C5144B79" xlink:to="lab_mdxg_RepurchaseOfWarrants_946DB368BE34EA8C42977962C5144B79" xlink:type="arc"/>
<link:label id="lab_mdxg_RepurchaseOfWarrantsShares_51E7116167E8F780C3BA7962C514223F_negatedTerseLabel_en-US" xlink:label="lab_mdxg_RepurchaseOfWarrantsShares_51E7116167E8F780C3BA7962C514223F" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Repurchase warrants (in shares) </link:label>
<link:label id="lab_mdxg_RepurchaseOfWarrantsShares_51E7116167E8F780C3BA7962C514223F_label_en-US" xlink:label="lab_mdxg_RepurchaseOfWarrantsShares_51E7116167E8F780C3BA7962C514223F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Repurchase of warrants, Shares </link:label>
<link:label id="lab_mdxg_RepurchaseOfWarrantsShares_51E7116167E8F780C3BA7962C514223F_documentation_en-US" xlink:label="lab_mdxg_RepurchaseOfWarrantsShares_51E7116167E8F780C3BA7962C514223F" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> The number of warrants repurchased during the period. </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_RepurchaseOfWarrantsShares" xlink:label="loc_mdxg_RepurchaseOfWarrantsShares_51E7116167E8F780C3BA7962C514223F" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_mdxg_RepurchaseOfWarrantsShares_51E7116167E8F780C3BA7962C514223F" xlink:to="lab_mdxg_RepurchaseOfWarrantsShares_51E7116167E8F780C3BA7962C514223F" xlink:type="arc"/>
<link:label id="lab_mdxg_StockIssuedDuringPeriodValueCashlessExerciseOfWarrants_995E4CBB831165E816CA7962C514B781_terseLabel_en-US" xlink:label="lab_mdxg_StockIssuedDuringPeriodValueCashlessExerciseOfWarrants_995E4CBB831165E816CA7962C514B781" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Cashless exercise of warrants </link:label>
<link:label id="lab_mdxg_StockIssuedDuringPeriodValueCashlessExerciseOfWarrants_995E4CBB831165E816CA7962C514B781_label_en-US" xlink:label="lab_mdxg_StockIssuedDuringPeriodValueCashlessExerciseOfWarrants_995E4CBB831165E816CA7962C514B781" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Stock Issued During Period Value Cashless Exercise Of Warrants </link:label>
<link:label id="lab_mdxg_StockIssuedDuringPeriodValueCashlessExerciseOfWarrants_995E4CBB831165E816CA7962C514B781_documentation_en-US" xlink:label="lab_mdxg_StockIssuedDuringPeriodValueCashlessExerciseOfWarrants_995E4CBB831165E816CA7962C514B781" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Value of stock issued during the period upon the cashless exercise of warrants. </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_StockIssuedDuringPeriodValueCashlessExerciseOfWarrants" xlink:label="loc_mdxg_StockIssuedDuringPeriodValueCashlessExerciseOfWarrants_995E4CBB831165E816CA7962C514B781" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_mdxg_StockIssuedDuringPeriodValueCashlessExerciseOfWarrants_995E4CBB831165E816CA7962C514B781" xlink:to="lab_mdxg_StockIssuedDuringPeriodValueCashlessExerciseOfWarrants_995E4CBB831165E816CA7962C514B781" xlink:type="arc"/>
<link:label id="lab_mdxg_StockIssuedDuringPeriodSharesCashlessExerciseOfWarrants_E012828D7933C82CE18B7962C5198AA2_terseLabel_en-US" xlink:label="lab_mdxg_StockIssuedDuringPeriodSharesCashlessExerciseOfWarrants_E012828D7933C82CE18B7962C5198AA2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Cashless exercise of warrants (in shares) </link:label>
<link:label id="lab_mdxg_StockIssuedDuringPeriodSharesCashlessExerciseOfWarrants_E012828D7933C82CE18B7962C5198AA2_label_en-US" xlink:label="lab_mdxg_StockIssuedDuringPeriodSharesCashlessExerciseOfWarrants_E012828D7933C82CE18B7962C5198AA2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Stock Issued During Period Shares Cashless Exercise Of Warrants </link:label>
<link:label id="lab_mdxg_StockIssuedDuringPeriodSharesCashlessExerciseOfWarrants_E012828D7933C82CE18B7962C5198AA2_documentation_en-US" xlink:label="lab_mdxg_StockIssuedDuringPeriodSharesCashlessExerciseOfWarrants_E012828D7933C82CE18B7962C5198AA2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> The number of shares issued during the period upon the cashless exercise of warrants. </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_StockIssuedDuringPeriodSharesCashlessExerciseOfWarrants" xlink:label="loc_mdxg_StockIssuedDuringPeriodSharesCashlessExerciseOfWarrants_E012828D7933C82CE18B7962C5198AA2" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_mdxg_StockIssuedDuringPeriodSharesCashlessExerciseOfWarrants_E012828D7933C82CE18B7962C5198AA2" xlink:to="lab_mdxg_StockIssuedDuringPeriodSharesCashlessExerciseOfWarrants_E012828D7933C82CE18B7962C5198AA2" xlink:type="arc"/>
<link:label id="lab_mdxg_StockIssuedDuringPeriodValueForAccruedDirectorFees_180F48C1E1764FC93F637962C519D908_verboseLabel_en-US" xlink:label="lab_mdxg_StockIssuedDuringPeriodValueForAccruedDirectorFees_180F48C1E1764FC93F637962C519D908" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Common stock issued for accrued director fees </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_StockIssuedDuringPeriodValueForAccruedDirectorFees" xlink:label="loc_mdxg_StockIssuedDuringPeriodValueForAccruedDirectorFees_180F48C1E1764FC93F637962C519D908" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_mdxg_StockIssuedDuringPeriodValueForAccruedDirectorFees_180F48C1E1764FC93F637962C519D908" xlink:to="lab_mdxg_StockIssuedDuringPeriodValueForAccruedDirectorFees_180F48C1E1764FC93F637962C519D908" xlink:type="arc"/>
<link:label id="lab_mdxg_StockIssuedDuringPeriodSharesForAccruedDirectorFees_1CD4E8E29B212B4087BE7962C519C883_verboseLabel_en-US" xlink:label="lab_mdxg_StockIssuedDuringPeriodSharesForAccruedDirectorFees_1CD4E8E29B212B4087BE7962C519C883" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Common stock issued for accrued director fees (in shares) </link:label>
<link:label id="lab_mdxg_StockIssuedDuringPeriodSharesForAccruedDirectorFees_1CD4E8E29B212B4087BE7962C519C883_label_en-US" xlink:label="lab_mdxg_StockIssuedDuringPeriodSharesForAccruedDirectorFees_1CD4E8E29B212B4087BE7962C519C883" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Stock Issued During Period Shares For Accrued Director Fees </link:label>
<link:label id="lab_mdxg_StockIssuedDuringPeriodSharesForAccruedDirectorFees_1CD4E8E29B212B4087BE7962C519C883_documentation_en-US" xlink:label="lab_mdxg_StockIssuedDuringPeriodSharesForAccruedDirectorFees_1CD4E8E29B212B4087BE7962C519C883" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> The number of shares issued during the period for accrued director fees. </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_StockIssuedDuringPeriodSharesForAccruedDirectorFees" xlink:label="loc_mdxg_StockIssuedDuringPeriodSharesForAccruedDirectorFees_1CD4E8E29B212B4087BE7962C519C883" xlink:type="locator"/>
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<link:label id="lab_mdxg_StockIssuedDuringPeriodValueForEarnOutLiability_46538B8E283A52F8F8777962C51AC8DB_verboseLabel_en-US" xlink:label="lab_mdxg_StockIssuedDuringPeriodValueForEarnOutLiability_46538B8E283A52F8F8777962C51AC8DB" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Common stock issued for earn-out liability </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_StockIssuedDuringPeriodValueForEarnOutLiability" xlink:label="loc_mdxg_StockIssuedDuringPeriodValueForEarnOutLiability_46538B8E283A52F8F8777962C51AC8DB" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_mdxg_StockIssuedDuringPeriodValueForEarnOutLiability_46538B8E283A52F8F8777962C51AC8DB" xlink:to="lab_mdxg_StockIssuedDuringPeriodValueForEarnOutLiability_46538B8E283A52F8F8777962C51AC8DB" xlink:type="arc"/>
<link:label id="lab_mdxg_StockIssuedDuringPeriodSharesForEarnOutLiability_DC981C298E48D1D798E87962C51A7665_terseLabel_en-US" xlink:label="lab_mdxg_StockIssuedDuringPeriodSharesForEarnOutLiability_DC981C298E48D1D798E87962C51A7665" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Common stock issued for earn-out liability (in shares) </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_StockIssuedDuringPeriodSharesForEarnOutLiability" xlink:label="loc_mdxg_StockIssuedDuringPeriodSharesForEarnOutLiability_DC981C298E48D1D798E87962C51A7665" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_mdxg_StockIssuedDuringPeriodSharesForEarnOutLiability_DC981C298E48D1D798E87962C51A7665" xlink:to="lab_mdxg_StockIssuedDuringPeriodSharesForEarnOutLiability_DC981C298E48D1D798E87962C51A7665" xlink:type="arc"/>
<link:label id="lab_mdxg_AdjustmentsToAdditionalPaidInCapitalRelatedParty_E4EE84DD73F4D57714407962C51A05FF_terseLabel_en-US" xlink:label="lab_mdxg_AdjustmentsToAdditionalPaidInCapitalRelatedParty_E4EE84DD73F4D57714407962C51A05FF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Discount on beneficial conversion feature </link:label>
<link:label id="lab_mdxg_AdjustmentsToAdditionalPaidInCapitalRelatedParty_E4EE84DD73F4D57714407962C51A05FF_label_en-US" xlink:label="lab_mdxg_AdjustmentsToAdditionalPaidInCapitalRelatedParty_E4EE84DD73F4D57714407962C51A05FF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Adjustments to Additional Paid in Capital, Related Party </link:label>
<link:label id="lab_mdxg_AdjustmentsToAdditionalPaidInCapitalRelatedParty_E4EE84DD73F4D57714407962C51A05FF_documentation_en-US" xlink:label="lab_mdxg_AdjustmentsToAdditionalPaidInCapitalRelatedParty_E4EE84DD73F4D57714407962C51A05FF" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Represents increases or decreases in additional paid in capital with related party. </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_AdjustmentsToAdditionalPaidInCapitalRelatedParty" xlink:label="loc_mdxg_AdjustmentsToAdditionalPaidInCapitalRelatedParty_E4EE84DD73F4D57714407962C51A05FF" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_mdxg_AdjustmentsToAdditionalPaidInCapitalRelatedParty_E4EE84DD73F4D57714407962C51A05FF" xlink:to="lab_mdxg_AdjustmentsToAdditionalPaidInCapitalRelatedParty_E4EE84DD73F4D57714407962C51A05FF" xlink:type="arc"/>
<link:label id="lab_us-gaap_StockIssuedDuringPeriodValueAcquisitions_B2E46D19E839024153DD7962C51A5F2B_terseLabel_en-US" xlink:label="lab_us-gaap_StockIssuedDuringPeriodValueAcquisitions_B2E46D19E839024153DD7962C51A5F2B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Common stock issued for acquisition note </link:label>
<link:label id="lab_us-gaap_StockIssuedDuringPeriodValueAcquisitions_B2E46D19E839024153DD7962C51A5F2B_label_en-US" xlink:label="lab_us-gaap_StockIssuedDuringPeriodValueAcquisitions_B2E46D19E839024153DD7962C51A5F2B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Stock Issued During Period, Value, Acquisitions </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_StockIssuedDuringPeriodValueAcquisitions" xlink:label="loc_us-gaap_StockIssuedDuringPeriodValueAcquisitions_B2E46D19E839024153DD7962C51A5F2B" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StockIssuedDuringPeriodValueAcquisitions_B2E46D19E839024153DD7962C51A5F2B" xlink:to="lab_us-gaap_StockIssuedDuringPeriodValueAcquisitions_B2E46D19E839024153DD7962C51A5F2B" xlink:type="arc"/>
<link:label id="lab_us-gaap_StockIssuedDuringPeriodSharesAcquisitions_18FC9CB5826050B4DC977962C51A6C89_terseLabel_en-US" xlink:label="lab_us-gaap_StockIssuedDuringPeriodSharesAcquisitions_18FC9CB5826050B4DC977962C51A6C89" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Common stock issued for acquisition note (in shares) </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesAcquisitions" xlink:label="loc_us-gaap_StockIssuedDuringPeriodSharesAcquisitions_18FC9CB5826050B4DC977962C51A6C89" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StockIssuedDuringPeriodSharesAcquisitions_18FC9CB5826050B4DC977962C51A6C89" xlink:to="lab_us-gaap_StockIssuedDuringPeriodSharesAcquisitions_18FC9CB5826050B4DC977962C51A6C89" xlink:type="arc"/>
<link:label id="lab_mdxg_StockIssuedDuringPeriodValueIssuedForPaymentOfLineOfCreditWithRelatedParty_9C0C33B6D3AE3EE962767962C51A49D5_verboseLabel_en-US" xlink:label="lab_mdxg_StockIssuedDuringPeriodValueIssuedForPaymentOfLineOfCreditWithRelatedParty_9C0C33B6D3AE3EE962767962C51A49D5" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Conversion of line of credit with related party </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_StockIssuedDuringPeriodValueIssuedForPaymentOfLineOfCreditWithRelatedParty" xlink:label="loc_mdxg_StockIssuedDuringPeriodValueIssuedForPaymentOfLineOfCreditWithRelatedParty_9C0C33B6D3AE3EE962767962C51A49D5" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_mdxg_StockIssuedDuringPeriodValueIssuedForPaymentOfLineOfCreditWithRelatedParty_9C0C33B6D3AE3EE962767962C51A49D5" xlink:to="lab_mdxg_StockIssuedDuringPeriodValueIssuedForPaymentOfLineOfCreditWithRelatedParty_9C0C33B6D3AE3EE962767962C51A49D5" xlink:type="arc"/>
<link:label id="lab_mdxg_StockIssuedDuringPeriodSharesIssuedForPaymentOfLineOfCreditWithRelatedParty_C235B191ED9AA67556547962C51A4D1C_verboseLabel_en-US" xlink:label="lab_mdxg_StockIssuedDuringPeriodSharesIssuedForPaymentOfLineOfCreditWithRelatedParty_C235B191ED9AA67556547962C51A4D1C" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Conversion of line of credit with related party (in shares) </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_StockIssuedDuringPeriodSharesIssuedForPaymentOfLineOfCreditWithRelatedParty" xlink:label="loc_mdxg_StockIssuedDuringPeriodSharesIssuedForPaymentOfLineOfCreditWithRelatedParty_C235B191ED9AA67556547962C51A4D1C" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_mdxg_StockIssuedDuringPeriodSharesIssuedForPaymentOfLineOfCreditWithRelatedParty_C235B191ED9AA67556547962C51A4D1C" xlink:to="lab_mdxg_StockIssuedDuringPeriodSharesIssuedForPaymentOfLineOfCreditWithRelatedParty_C235B191ED9AA67556547962C51A4D1C" xlink:type="arc"/>
<link:label id="lab_us-gaap_StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures_B9EF4670F116EC3A991D7962C51A1E8F_terseLabel_en-US" xlink:label="lab_us-gaap_StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures_B9EF4670F116EC3A991D7962C51A1E8F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Issuance of restricted stock </link:label>
<link:label id="lab_us-gaap_StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures_B9EF4670F116EC3A991D7962C51A1E8F_label_en-US" xlink:label="lab_us-gaap_StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures_B9EF4670F116EC3A991D7962C51A1E8F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Stock Issued During Period, Value, Restricted Stock Award, Net of Forfeitures </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures" xlink:label="loc_us-gaap_StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures_B9EF4670F116EC3A991D7962C51A1E8F" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures_B9EF4670F116EC3A991D7962C51A1E8F" xlink:to="lab_us-gaap_StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures_B9EF4670F116EC3A991D7962C51A1E8F" xlink:type="arc"/>
<link:label id="lab_us-gaap_StockIssuedDuringPeriodSharesRestrictedStockAwardNetOfForfeitures_992D4953D65D3901FD8F7962C51AFE21_terseLabel_en-US" xlink:label="lab_us-gaap_StockIssuedDuringPeriodSharesRestrictedStockAwardNetOfForfeitures_992D4953D65D3901FD8F7962C51AFE21" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Issuance of restricted stock (in shares) </link:label>
<link:label id="lab_us-gaap_StockIssuedDuringPeriodSharesRestrictedStockAwardNetOfForfeitures_992D4953D65D3901FD8F7962C51AFE21_label_en-US" xlink:label="lab_us-gaap_StockIssuedDuringPeriodSharesRestrictedStockAwardNetOfForfeitures_992D4953D65D3901FD8F7962C51AFE21" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Stock Issued During Period, Shares, Restricted Stock Award, Net of Forfeitures </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesRestrictedStockAwardNetOfForfeitures" xlink:label="loc_us-gaap_StockIssuedDuringPeriodSharesRestrictedStockAwardNetOfForfeitures_992D4953D65D3901FD8F7962C51AFE21" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StockIssuedDuringPeriodSharesRestrictedStockAwardNetOfForfeitures_992D4953D65D3901FD8F7962C51AFE21" xlink:to="lab_us-gaap_StockIssuedDuringPeriodSharesRestrictedStockAwardNetOfForfeitures_992D4953D65D3901FD8F7962C51AFE21" xlink:type="arc"/>
<link:label id="lab_us-gaap_NetIncomeLoss_415175FE54DF9A9D3CA57962C51A997D_verboseLabel_en-US" xlink:label="lab_us-gaap_NetIncomeLoss_415175FE54DF9A9D3CA57962C51A997D" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Net income (loss) </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_NetIncomeLoss" xlink:label="loc_us-gaap_NetIncomeLoss_415175FE54DF9A9D3CA57962C51A997D" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NetIncomeLoss_415175FE54DF9A9D3CA57962C51A997D" xlink:to="lab_us-gaap_NetIncomeLoss_415175FE54DF9A9D3CA57962C51A997D" xlink:type="arc"/>
<link:label id="lab_us-gaap_StockholdersEquity_DAE97B08FC2754E853847962C51A90A3_periodEndLabel_en-US" xlink:label="lab_us-gaap_StockholdersEquity_DAE97B08FC2754E853847962C51A90A3" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xml:lang="en-US"> Balance </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_StockholdersEquity" xlink:label="loc_us-gaap_StockholdersEquity_DAE97B08FC2754E853847962C51A90A3" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StockholdersEquity_DAE97B08FC2754E853847962C51A90A3" xlink:to="lab_us-gaap_StockholdersEquity_DAE97B08FC2754E853847962C51A90A3" xlink:type="arc"/>
<link:label id="lab_us-gaap_SharesOutstanding_858A5CBECFD233DF7C987962C51A3D82_periodEndLabel_en-US" xlink:label="lab_us-gaap_SharesOutstanding_858A5CBECFD233DF7C987962C51A3D82" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xml:lang="en-US"> Balance (in shares) </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_SharesOutstanding" xlink:label="loc_us-gaap_SharesOutstanding_858A5CBECFD233DF7C987962C51A3D82" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SharesOutstanding_858A5CBECFD233DF7C987962C51A3D82" xlink:to="lab_us-gaap_SharesOutstanding_858A5CBECFD233DF7C987962C51A3D82" xlink:type="arc"/>
<link:label id="lab_us-gaap_ContractualObligationFiscalYearMaturityScheduleTableTextBlock_6754232D72B7FE41DC28048D37E8E2D0_terseLabel_en-US" xlink:label="lab_us-gaap_ContractualObligationFiscalYearMaturityScheduleTableTextBlock_6754232D72B7FE41DC28048D37E8E2D0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Estimated annual lease, royalty, and employment agreement expenses </link:label>
<link:label id="lab_us-gaap_ContractualObligationFiscalYearMaturityScheduleTableTextBlock_6754232D72B7FE41DC28048D37E8E2D0_label_en-US" xlink:label="lab_us-gaap_ContractualObligationFiscalYearMaturityScheduleTableTextBlock_6754232D72B7FE41DC28048D37E8E2D0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Contractual Obligation, Fiscal Year Maturity Schedule [Table Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ContractualObligationFiscalYearMaturityScheduleTableTextBlock" xlink:label="loc_us-gaap_ContractualObligationFiscalYearMaturityScheduleTableTextBlock_6754232D72B7FE41DC28048D37E8E2D0" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ContractualObligationFiscalYearMaturityScheduleTableTextBlock_6754232D72B7FE41DC28048D37E8E2D0" xlink:to="lab_us-gaap_ContractualObligationFiscalYearMaturityScheduleTableTextBlock_6754232D72B7FE41DC28048D37E8E2D0" xlink:type="arc"/>
<link:label id="lab_us-gaap_CashAcquiredFromAcquisition_9E909CE285F77D26C64E22770B12479B_terseLabel_en-US" xlink:label="lab_us-gaap_CashAcquiredFromAcquisition_9E909CE285F77D26C64E22770B12479B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Acquisition, cash acquired </link:label>
<link:label id="lab_us-gaap_CashAcquiredFromAcquisition_9E909CE285F77D26C64E22770B12479B_label_en-US" xlink:label="lab_us-gaap_CashAcquiredFromAcquisition_9E909CE285F77D26C64E22770B12479B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Cash Acquired from Acquisition </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_CashAcquiredFromAcquisition" xlink:label="loc_us-gaap_CashAcquiredFromAcquisition_9E909CE285F77D26C64E22770B12479B" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CashAcquiredFromAcquisition_9E909CE285F77D26C64E22770B12479B" xlink:to="lab_us-gaap_CashAcquiredFromAcquisition_9E909CE285F77D26C64E22770B12479B" xlink:type="arc"/>
<link:label id="lab_us-gaap_ScheduleOfQuarterlyFinancialInformationTableTextBlock_AC3ECB60E5D0E8D4DF7105F55EF306AE_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfQuarterlyFinancialInformationTableTextBlock_AC3ECB60E5D0E8D4DF7105F55EF306AE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Schedule of Quarterly Financial Information </link:label>
<link:label id="lab_us-gaap_ScheduleOfQuarterlyFinancialInformationTableTextBlock_AC3ECB60E5D0E8D4DF7105F55EF306AE_label_en-US" xlink:label="lab_us-gaap_ScheduleOfQuarterlyFinancialInformationTableTextBlock_AC3ECB60E5D0E8D4DF7105F55EF306AE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Schedule of Quarterly Financial Information [Table Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ScheduleOfQuarterlyFinancialInformationTableTextBlock" xlink:label="loc_us-gaap_ScheduleOfQuarterlyFinancialInformationTableTextBlock_AC3ECB60E5D0E8D4DF7105F55EF306AE" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfQuarterlyFinancialInformationTableTextBlock_AC3ECB60E5D0E8D4DF7105F55EF306AE" xlink:to="lab_us-gaap_ScheduleOfQuarterlyFinancialInformationTableTextBlock_AC3ECB60E5D0E8D4DF7105F55EF306AE" xlink:type="arc"/>
<link:label id="lab_mdxg_MinimumAgeRequireToQualifyForPensionPlan_8B0644B5E3EA448B4D47048D37F7EEF0_terseLabel_en-US" xlink:label="lab_mdxg_MinimumAgeRequireToQualifyForPensionPlan_8B0644B5E3EA448B4D47048D37F7EEF0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Minimum age require to qualify for pension plan </link:label>
<link:label id="lab_mdxg_MinimumAgeRequireToQualifyForPensionPlan_8B0644B5E3EA448B4D47048D37F7EEF0_label_en-US" xlink:label="lab_mdxg_MinimumAgeRequireToQualifyForPensionPlan_8B0644B5E3EA448B4D47048D37F7EEF0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Minimum age require to qualify for pension plan </link:label>
<link:label id="lab_mdxg_MinimumAgeRequireToQualifyForPensionPlan_8B0644B5E3EA448B4D47048D37F7EEF0_documentation_en-US" xlink:label="lab_mdxg_MinimumAgeRequireToQualifyForPensionPlan_8B0644B5E3EA448B4D47048D37F7EEF0" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Minimum age required to qualify for pension under the plan. </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_MinimumAgeRequireToQualifyForPensionPlan" xlink:label="loc_mdxg_MinimumAgeRequireToQualifyForPensionPlan_8B0644B5E3EA448B4D47048D37F7EEF0" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_mdxg_MinimumAgeRequireToQualifyForPensionPlan_8B0644B5E3EA448B4D47048D37F7EEF0" xlink:to="lab_mdxg_MinimumAgeRequireToQualifyForPensionPlan_8B0644B5E3EA448B4D47048D37F7EEF0" xlink:type="arc"/>
<link:label id="lab_mdxg_MinimumServicePeriodRequireToQualifyForPensionPlan_968E0BB07F3DB8F84373048D37F7CB08_terseLabel_en-US" xlink:label="lab_mdxg_MinimumServicePeriodRequireToQualifyForPensionPlan_968E0BB07F3DB8F84373048D37F7CB08" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Minimum service period require to qualify for pension plan </link:label>
<link:label id="lab_mdxg_MinimumServicePeriodRequireToQualifyForPensionPlan_968E0BB07F3DB8F84373048D37F7CB08_label_en-US" xlink:label="lab_mdxg_MinimumServicePeriodRequireToQualifyForPensionPlan_968E0BB07F3DB8F84373048D37F7CB08" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Minimum service period require to qualify for pension plan </link:label>
<link:label id="lab_mdxg_MinimumServicePeriodRequireToQualifyForPensionPlan_968E0BB07F3DB8F84373048D37F7CB08_documentation_en-US" xlink:label="lab_mdxg_MinimumServicePeriodRequireToQualifyForPensionPlan_968E0BB07F3DB8F84373048D37F7CB08" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> This line item represents the minimum service period served by the employee require to qualify for pension plan. </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_MinimumServicePeriodRequireToQualifyForPensionPlan" xlink:label="loc_mdxg_MinimumServicePeriodRequireToQualifyForPensionPlan_968E0BB07F3DB8F84373048D37F7CB08" xlink:type="locator"/>
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<link:label id="lab_mdxg_DefinedContributionPlanMaximumPercentageOfEligibleWagesDeferredByParticipants_3E006C1B91C65699DEA9048D37F7531F_terseLabel_en-US" xlink:label="lab_mdxg_DefinedContributionPlanMaximumPercentageOfEligibleWagesDeferredByParticipants_3E006C1B91C65699DEA9048D37F7531F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Maximum wages deferred (in hundredths) </link:label>
<link:label id="lab_mdxg_DefinedContributionPlanMaximumPercentageOfEligibleWagesDeferredByParticipants_3E006C1B91C65699DEA9048D37F7531F_label_en-US" xlink:label="lab_mdxg_DefinedContributionPlanMaximumPercentageOfEligibleWagesDeferredByParticipants_3E006C1B91C65699DEA9048D37F7531F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Defined contribution plan maximum percentage of eligible wages deferred by participants </link:label>
<link:label id="lab_mdxg_DefinedContributionPlanMaximumPercentageOfEligibleWagesDeferredByParticipants_3E006C1B91C65699DEA9048D37F7531F_documentation_en-US" xlink:label="lab_mdxg_DefinedContributionPlanMaximumPercentageOfEligibleWagesDeferredByParticipants_3E006C1B91C65699DEA9048D37F7531F" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Maximum percentage of employee eligible wages, deferred by participants under contribution plan. </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_DefinedContributionPlanMaximumPercentageOfEligibleWagesDeferredByParticipants" xlink:label="loc_mdxg_DefinedContributionPlanMaximumPercentageOfEligibleWagesDeferredByParticipants_3E006C1B91C65699DEA9048D37F7531F" xlink:type="locator"/>
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<link:label id="lab_mdxg_MaximumEligibleWagesDeferredByParticipantsPerYear_B1EC350C0005F26CE575048D37F78EA2_terseLabel_en-US" xlink:label="lab_mdxg_MaximumEligibleWagesDeferredByParticipantsPerYear_B1EC350C0005F26CE575048D37F78EA2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Maximum eligible wages deferred by participants per year </link:label>
<link:label id="lab_mdxg_MaximumEligibleWagesDeferredByParticipantsPerYear_B1EC350C0005F26CE575048D37F78EA2_label_en-US" xlink:label="lab_mdxg_MaximumEligibleWagesDeferredByParticipantsPerYear_B1EC350C0005F26CE575048D37F78EA2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Maximum eligible wages deferred by participants per year </link:label>
<link:label id="lab_mdxg_MaximumEligibleWagesDeferredByParticipantsPerYear_B1EC350C0005F26CE575048D37F78EA2_documentation_en-US" xlink:label="lab_mdxg_MaximumEligibleWagesDeferredByParticipantsPerYear_B1EC350C0005F26CE575048D37F78EA2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Maximum eligible wages deferred by participants per year under contribution plan. </link:label>
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<link:label id="lab_mdxg_MinimumAgeForAdditionalContributionBeyondNormalPlan_F8379D6AE013A5E5A4CF048D37F70B23_terseLabel_en-US" xlink:label="lab_mdxg_MinimumAgeForAdditionalContributionBeyondNormalPlan_F8379D6AE013A5E5A4CF048D37F70B23" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Minimum age for additional contribution beyond normal plan </link:label>
<link:label id="lab_mdxg_MinimumAgeForAdditionalContributionBeyondNormalPlan_F8379D6AE013A5E5A4CF048D37F70B23_label_en-US" xlink:label="lab_mdxg_MinimumAgeForAdditionalContributionBeyondNormalPlan_F8379D6AE013A5E5A4CF048D37F70B23" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Minimum age for additional contribution beyond normal plan </link:label>
<link:label id="lab_mdxg_MinimumAgeForAdditionalContributionBeyondNormalPlan_F8379D6AE013A5E5A4CF048D37F70B23_documentation_en-US" xlink:label="lab_mdxg_MinimumAgeForAdditionalContributionBeyondNormalPlan_F8379D6AE013A5E5A4CF048D37F70B23" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Minimum age required for additional pre-tax contributions by employee beyond normal plan. </link:label>
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<link:label id="lab_mdxg_DefinedBenefitPlanMaximumPreTaxContributionsByPlanParticipants_6D01EF10CBE0209EEFF0048D37F7DB56_terseLabel_en-US" xlink:label="lab_mdxg_DefinedBenefitPlanMaximumPreTaxContributionsByPlanParticipants_6D01EF10CBE0209EEFF0048D37F7DB56" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Defined benefit plan, contributions by plan participants </link:label>
<link:label id="lab_mdxg_DefinedBenefitPlanMaximumPreTaxContributionsByPlanParticipants_6D01EF10CBE0209EEFF0048D37F7DB56_label_en-US" xlink:label="lab_mdxg_DefinedBenefitPlanMaximumPreTaxContributionsByPlanParticipants_6D01EF10CBE0209EEFF0048D37F7DB56" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Defined Benefit Plan, Maximum pre tax Contributions by Plan Participants </link:label>
<link:label id="lab_mdxg_DefinedBenefitPlanMaximumPreTaxContributionsByPlanParticipants_6D01EF10CBE0209EEFF0048D37F7DB56_documentation_en-US" xlink:label="lab_mdxg_DefinedBenefitPlanMaximumPreTaxContributionsByPlanParticipants_6D01EF10CBE0209EEFF0048D37F7DB56" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> The amount of maximum pre tax contributions made by plan participants. This item represents a periodic increase to the plan obligation and an increase to plan assets. </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_DefinedBenefitPlanMaximumPreTaxContributionsByPlanParticipants" xlink:label="loc_mdxg_DefinedBenefitPlanMaximumPreTaxContributionsByPlanParticipants_6D01EF10CBE0209EEFF0048D37F7DB56" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DefinedContributionPlanEmployerMatchingContributionPercent_C452F71A56ADDC320790048D37F78FA3_terseLabel_en-US" xlink:label="lab_us-gaap_DefinedContributionPlanEmployerMatchingContributionPercent_C452F71A56ADDC320790048D37F78FA3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Employer matching contribution (in hundredths) </link:label>
<link:label id="lab_us-gaap_DefinedContributionPlanEmployerMatchingContributionPercent_C452F71A56ADDC320790048D37F78FA3_label_en-US" xlink:label="lab_us-gaap_DefinedContributionPlanEmployerMatchingContributionPercent_C452F71A56ADDC320790048D37F78FA3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Defined Contribution Plan, Employer Matching Contribution, Percent </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DefinedContributionPlanEmployerMatchingContributionPercent" xlink:label="loc_us-gaap_DefinedContributionPlanEmployerMatchingContributionPercent_C452F71A56ADDC320790048D37F78FA3" xlink:type="locator"/>
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<link:label id="lab_us-gaap_IncomeTaxDisclosureAbstract_163932026C9695CC98C16F2A8AE9BE8E_label_en-US" xlink:label="lab_us-gaap_IncomeTaxDisclosureAbstract_163932026C9695CC98C16F2A8AE9BE8E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Income Tax Disclosure [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_IncomeTaxDisclosureAbstract" xlink:label="loc_us-gaap_IncomeTaxDisclosureAbstract_163932026C9695CC98C16F2A8AE9BE8E" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ComponentsOfDeferredTaxAssetsAndLiabilitiesAbstract_F56BB490EB1CF60DC9016F2A8AEB58E4_terseLabel_en-US" xlink:label="lab_us-gaap_ComponentsOfDeferredTaxAssetsAndLiabilitiesAbstract_F56BB490EB1CF60DC9016F2A8AEB58E4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Deferred tax assets and liabilities [Abstract] </link:label>
<link:label id="lab_us-gaap_ComponentsOfDeferredTaxAssetsAndLiabilitiesAbstract_F56BB490EB1CF60DC9016F2A8AEB58E4_label_en-US" xlink:label="lab_us-gaap_ComponentsOfDeferredTaxAssetsAndLiabilitiesAbstract_F56BB490EB1CF60DC9016F2A8AEB58E4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Components of Deferred Tax Assets and Liabilities [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ComponentsOfDeferredTaxAssetsAndLiabilitiesAbstract" xlink:label="loc_us-gaap_ComponentsOfDeferredTaxAssetsAndLiabilitiesAbstract_F56BB490EB1CF60DC9016F2A8AEB58E4" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities_0A2D8F01DAF9118B2D2F6F2A8AEBCAB2_terseLabel_en-US" xlink:label="lab_us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities_0A2D8F01DAF9118B2D2F6F2A8AEBCAB2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Accrued liabilities </link:label>
<link:label id="lab_us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities_0A2D8F01DAF9118B2D2F6F2A8AEBCAB2_label_en-US" xlink:label="lab_us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities_0A2D8F01DAF9118B2D2F6F2A8AEBCAB2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Accrued Liabilities </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities" xlink:label="loc_us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities_0A2D8F01DAF9118B2D2F6F2A8AEBCAB2" xlink:type="locator"/>
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<link:label id="lab_mdxg_DeferredTaxLiabilityDebtInstrumentConvertibleBeneficialConversionFeature_D626B41E95DDB0C6DA966F2A8AEB2847_negatedLabel_en-US" xlink:label="lab_mdxg_DeferredTaxLiabilityDebtInstrumentConvertibleBeneficialConversionFeature_D626B41E95DDB0C6DA966F2A8AEB2847" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Beneficial conversion feature on convertible financial instruments </link:label>
<link:label id="lab_mdxg_DeferredTaxLiabilityDebtInstrumentConvertibleBeneficialConversionFeature_D626B41E95DDB0C6DA966F2A8AEB2847_label_en-US" xlink:label="lab_mdxg_DeferredTaxLiabilityDebtInstrumentConvertibleBeneficialConversionFeature_D626B41E95DDB0C6DA966F2A8AEB2847" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Deferred Tax liability Debt Instrument, Convertible, Beneficial Conversion Feature </link:label>
<link:label id="lab_mdxg_DeferredTaxLiabilityDebtInstrumentConvertibleBeneficialConversionFeature_D626B41E95DDB0C6DA966F2A8AEB2847_documentation_en-US" xlink:label="lab_mdxg_DeferredTaxLiabilityDebtInstrumentConvertibleBeneficialConversionFeature_D626B41E95DDB0C6DA966F2A8AEB2847" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Amount before allocation of valuation allowances of deferred tax liability attributable to deductible temporary differences from debt Instrument, convertible, beneficial conversion feature. </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_DeferredTaxLiabilityDebtInstrumentConvertibleBeneficialConversionFeature" xlink:label="loc_mdxg_DeferredTaxLiabilityDebtInstrumentConvertibleBeneficialConversionFeature_D626B41E95DDB0C6DA966F2A8AEB2847" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DeferredTaxAssetsGoodwillAndIntangibleAssets_7D262EF776A83E79B1B16F2A8AEB0725_terseLabel_en-US" xlink:label="lab_us-gaap_DeferredTaxAssetsGoodwillAndIntangibleAssets_7D262EF776A83E79B1B16F2A8AEB0725" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Intangible assets </link:label>
<link:label id="lab_us-gaap_DeferredTaxAssetsGoodwillAndIntangibleAssets_7D262EF776A83E79B1B16F2A8AEB0725_label_en-US" xlink:label="lab_us-gaap_DeferredTaxAssetsGoodwillAndIntangibleAssets_7D262EF776A83E79B1B16F2A8AEB0725" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Deferred Tax Assets, Goodwill and Intangible Assets </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DeferredTaxAssetsGoodwillAndIntangibleAssets" xlink:label="loc_us-gaap_DeferredTaxAssetsGoodwillAndIntangibleAssets_7D262EF776A83E79B1B16F2A8AEB0725" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DeferredTaxAssetsPropertyPlantAndEquipment_3C73F00D01860D0CC2BF6F2A8AEBEC9E_terseLabel_en-US" xlink:label="lab_us-gaap_DeferredTaxAssetsPropertyPlantAndEquipment_3C73F00D01860D0CC2BF6F2A8AEBEC9E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Property and equipment </link:label>
<link:label id="lab_us-gaap_DeferredTaxAssetsPropertyPlantAndEquipment_3C73F00D01860D0CC2BF6F2A8AEBEC9E_label_en-US" xlink:label="lab_us-gaap_DeferredTaxAssetsPropertyPlantAndEquipment_3C73F00D01860D0CC2BF6F2A8AEBEC9E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Deferred Tax Assets, Property, Plant and Equipment </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DeferredTaxAssetsPropertyPlantAndEquipment" xlink:label="loc_us-gaap_DeferredTaxAssetsPropertyPlantAndEquipment_3C73F00D01860D0CC2BF6F2A8AEBEC9E" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DeferredTaxAssetsTaxCreditCarryforwardsResearch_1337478C2F1E0A46D4ED6F2A8AEBDC39_terseLabel_en-US" xlink:label="lab_us-gaap_DeferredTaxAssetsTaxCreditCarryforwardsResearch_1337478C2F1E0A46D4ED6F2A8AEBDC39" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> R&D tax credit carryforwards </link:label>
<link:label id="lab_us-gaap_DeferredTaxAssetsTaxCreditCarryforwardsResearch_1337478C2F1E0A46D4ED6F2A8AEBDC39_label_en-US" xlink:label="lab_us-gaap_DeferredTaxAssetsTaxCreditCarryforwardsResearch_1337478C2F1E0A46D4ED6F2A8AEBDC39" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Deferred Tax Assets, Tax Credit Carryforwards, Research </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DeferredTaxAssetsTaxCreditCarryforwardsResearch" xlink:label="loc_us-gaap_DeferredTaxAssetsTaxCreditCarryforwardsResearch_1337478C2F1E0A46D4ED6F2A8AEBDC39" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost_76674059786AF80F3FF26F2A8AECC7E1_terseLabel_en-US" xlink:label="lab_us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost_76674059786AF80F3FF26F2A8AECC7E1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Stock Compensation </link:label>
<link:label id="lab_us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost_76674059786AF80F3FF26F2A8AECC7E1_label_en-US" xlink:label="lab_us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost_76674059786AF80F3FF26F2A8AECC7E1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits, Share-based Compensation Cost </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost" xlink:label="loc_us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost_76674059786AF80F3FF26F2A8AECC7E1" xlink:type="locator"/>
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<link:label id="lab_mdxg_DeferredTaxAssetsContingentConsideration_2B05AED1826EF36C17326F2A8AEC7311_terseLabel_en-US" xlink:label="lab_mdxg_DeferredTaxAssetsContingentConsideration_2B05AED1826EF36C17326F2A8AEC7311" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Adjust accrued earn-out liability </link:label>
<link:label id="lab_mdxg_DeferredTaxAssetsContingentConsideration_2B05AED1826EF36C17326F2A8AEC7311_label_en-US" xlink:label="lab_mdxg_DeferredTaxAssetsContingentConsideration_2B05AED1826EF36C17326F2A8AEC7311" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Deferred tax assets, contingent consideration </link:label>
<link:label id="lab_mdxg_DeferredTaxAssetsContingentConsideration_2B05AED1826EF36C17326F2A8AEC7311_documentation_en-US" xlink:label="lab_mdxg_DeferredTaxAssetsContingentConsideration_2B05AED1826EF36C17326F2A8AEC7311" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from contingent considerations. </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_DeferredTaxAssetsContingentConsideration" xlink:label="loc_mdxg_DeferredTaxAssetsContingentConsideration_2B05AED1826EF36C17326F2A8AEC7311" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DeferredTaxAssetsCharitableContributionCarryforwards_444A97B6FE9A66FD20F06F2A8AEC46A7_terseLabel_en-US" xlink:label="lab_us-gaap_DeferredTaxAssetsCharitableContributionCarryforwards_444A97B6FE9A66FD20F06F2A8AEC46A7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Charitable Contributions </link:label>
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<link:label id="lab_mdxg_WarrantsIssuedInConnectionWithPrivatePlacementMember_F475B9C7723D8B3D587689C2F48A8C1E_terseLabel_en-US" xlink:label="lab_mdxg_WarrantsIssuedInConnectionWithPrivatePlacementMember_F475B9C7723D8B3D587689C2F48A8C1E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Warrants in Connection with Private Placement </link:label>
<link:label id="lab_mdxg_WarrantsIssuedInConnectionWithPrivatePlacementMember_F475B9C7723D8B3D587689C2F48A8C1E_label_en-US" xlink:label="lab_mdxg_WarrantsIssuedInConnectionWithPrivatePlacementMember_F475B9C7723D8B3D587689C2F48A8C1E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Warrants Issued in Connection with Private Placement [Member] </link:label>
<link:label id="lab_mdxg_WarrantsIssuedInConnectionWithPrivatePlacementMember_F475B9C7723D8B3D587689C2F48A8C1E_documentation_en-US" xlink:label="lab_mdxg_WarrantsIssuedInConnectionWithPrivatePlacementMember_F475B9C7723D8B3D587689C2F48A8C1E" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Warrants issued in connection with private placement. A private placement is a direct offering of securities to a limited number of sophisticated investors such as insurance companies, pension funds, mezzanine funds, stock funds and trusts. </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_WarrantsIssuedInConnectionWithPrivatePlacementMember" xlink:label="loc_mdxg_WarrantsIssuedInConnectionWithPrivatePlacementMember_F475B9C7723D8B3D587689C2F48A8C1E" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_mdxg_WarrantsIssuedInConnectionWithPrivatePlacementMember_F475B9C7723D8B3D587689C2F48A8C1E" xlink:to="lab_mdxg_WarrantsIssuedInConnectionWithPrivatePlacementMember_F475B9C7723D8B3D587689C2F48A8C1E" xlink:type="arc"/>
<link:label id="lab_mdxg_WarrantsIssuedInConnectionWithConvertiblePromissoryNotesMember_E38935F3203B9FB4A10C89C2F48B3E23_terseLabel_en-US" xlink:label="lab_mdxg_WarrantsIssuedInConnectionWithConvertiblePromissoryNotesMember_E38935F3203B9FB4A10C89C2F48B3E23" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Warrants Issued in Connection with Convertible Promissory Notes </link:label>
<link:label id="lab_mdxg_WarrantsIssuedInConnectionWithConvertiblePromissoryNotesMember_E38935F3203B9FB4A10C89C2F48B3E23_label_en-US" xlink:label="lab_mdxg_WarrantsIssuedInConnectionWithConvertiblePromissoryNotesMember_E38935F3203B9FB4A10C89C2F48B3E23" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Warrants issued in connection with convertible promissory notes [Member] </link:label>
<link:label id="lab_mdxg_WarrantsIssuedInConnectionWithConvertiblePromissoryNotesMember_E38935F3203B9FB4A10C89C2F48B3E23_documentation_en-US" xlink:label="lab_mdxg_WarrantsIssuedInConnectionWithConvertiblePromissoryNotesMember_E38935F3203B9FB4A10C89C2F48B3E23" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Warrants issued in connection with convertible promissory notes. </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_WarrantsIssuedInConnectionWithConvertiblePromissoryNotesMember" xlink:label="loc_mdxg_WarrantsIssuedInConnectionWithConvertiblePromissoryNotesMember_E38935F3203B9FB4A10C89C2F48B3E23" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_mdxg_WarrantsIssuedInConnectionWithConvertiblePromissoryNotesMember_E38935F3203B9FB4A10C89C2F48B3E23" xlink:to="lab_mdxg_WarrantsIssuedInConnectionWithConvertiblePromissoryNotesMember_E38935F3203B9FB4A10C89C2F48B3E23" xlink:type="arc"/>
<link:label id="lab_mdxg_WarrantsIssuedInConnectionWithLineOfCreditWithRelatedPartyMember_CE3510659270FC1162F889C2F48B1F5C_terseLabel_en-US" xlink:label="lab_mdxg_WarrantsIssuedInConnectionWithLineOfCreditWithRelatedPartyMember_CE3510659270FC1162F889C2F48B1F5C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Warrants In Connection With Line of Credit with Related Party </link:label>
<link:label id="lab_mdxg_WarrantsIssuedInConnectionWithLineOfCreditWithRelatedPartyMember_CE3510659270FC1162F889C2F48B1F5C_label_en-US" xlink:label="lab_mdxg_WarrantsIssuedInConnectionWithLineOfCreditWithRelatedPartyMember_CE3510659270FC1162F889C2F48B1F5C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Warrants Issued In Connection With Line of Credit with Related Party [Member] </link:label>
<link:label id="lab_mdxg_WarrantsIssuedInConnectionWithLineOfCreditWithRelatedPartyMember_CE3510659270FC1162F889C2F48B1F5C_documentation_en-US" xlink:label="lab_mdxg_WarrantsIssuedInConnectionWithLineOfCreditWithRelatedPartyMember_CE3510659270FC1162F889C2F48B1F5C" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Warrants issued in connection with line of credit with related party. </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_WarrantsIssuedInConnectionWithLineOfCreditWithRelatedPartyMember" xlink:label="loc_mdxg_WarrantsIssuedInConnectionWithLineOfCreditWithRelatedPartyMember_CE3510659270FC1162F889C2F48B1F5C" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_mdxg_WarrantsIssuedInConnectionWithLineOfCreditWithRelatedPartyMember_CE3510659270FC1162F889C2F48B1F5C" xlink:to="lab_mdxg_WarrantsIssuedInConnectionWithLineOfCreditWithRelatedPartyMember_CE3510659270FC1162F889C2F48B1F5C" xlink:type="arc"/>
<link:label id="lab_mdxg_WarrantsIssuedInConnectionWithSeniorSecuredPromissoryNotesMember_57A4232673355F89A46C89C2F48B90E5_terseLabel_en-US" xlink:label="lab_mdxg_WarrantsIssuedInConnectionWithSeniorSecuredPromissoryNotesMember_57A4232673355F89A46C89C2F48B90E5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Warrants Issued in Connection with Senior Secured Promissory Notes </link:label>
<link:label id="lab_mdxg_WarrantsIssuedInConnectionWithSeniorSecuredPromissoryNotesMember_57A4232673355F89A46C89C2F48B90E5_label_en-US" xlink:label="lab_mdxg_WarrantsIssuedInConnectionWithSeniorSecuredPromissoryNotesMember_57A4232673355F89A46C89C2F48B90E5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Warrants issued in connection with Senior Secured Promissory Notes. [Member] </link:label>
<link:label id="lab_mdxg_WarrantsIssuedInConnectionWithSeniorSecuredPromissoryNotesMember_57A4232673355F89A46C89C2F48B90E5_documentation_en-US" xlink:label="lab_mdxg_WarrantsIssuedInConnectionWithSeniorSecuredPromissoryNotesMember_57A4232673355F89A46C89C2F48B90E5" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Warrants issued in connection with Senior Secured Promissory Notes. </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_WarrantsIssuedInConnectionWithSeniorSecuredPromissoryNotesMember" xlink:label="loc_mdxg_WarrantsIssuedInConnectionWithSeniorSecuredPromissoryNotesMember_57A4232673355F89A46C89C2F48B90E5" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_mdxg_WarrantsIssuedInConnectionWithSeniorSecuredPromissoryNotesMember_57A4232673355F89A46C89C2F48B90E5" xlink:to="lab_mdxg_WarrantsIssuedInConnectionWithSeniorSecuredPromissoryNotesMember_57A4232673355F89A46C89C2F48B90E5" xlink:type="arc"/>
<link:label id="lab_us-gaap_PrivatePlacementMember_44BA88658EDC0C81F25689C2F48BB80A_terseLabel_en-US" xlink:label="lab_us-gaap_PrivatePlacementMember_44BA88658EDC0C81F25689C2F48BB80A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Placement Agent </link:label>
<link:label id="lab_us-gaap_PrivatePlacementMember_44BA88658EDC0C81F25689C2F48BB80A_label_en-US" xlink:label="lab_us-gaap_PrivatePlacementMember_44BA88658EDC0C81F25689C2F48BB80A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Private Placement [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_PrivatePlacementMember" xlink:label="loc_us-gaap_PrivatePlacementMember_44BA88658EDC0C81F25689C2F48BB80A" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PrivatePlacementMember_44BA88658EDC0C81F25689C2F48BB80A" xlink:to="lab_us-gaap_PrivatePlacementMember_44BA88658EDC0C81F25689C2F48BB80A" xlink:type="arc"/>
<link:label id="lab_mdxg_ContingentWarrantsRelatedToConvertibleNoteMember_9C465AB3EC264F0A068F89C2F48BBCB3_terseLabel_en-US" xlink:label="lab_mdxg_ContingentWarrantsRelatedToConvertibleNoteMember_9C465AB3EC264F0A068F89C2F48BBCB3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Contingent warrants related to convertible note </link:label>
<link:label id="lab_mdxg_ContingentWarrantsRelatedToConvertibleNoteMember_9C465AB3EC264F0A068F89C2F48BBCB3_label_en-US" xlink:label="lab_mdxg_ContingentWarrantsRelatedToConvertibleNoteMember_9C465AB3EC264F0A068F89C2F48BBCB3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Contingent warrants related to convertible note [Member] </link:label>
<link:label id="lab_mdxg_ContingentWarrantsRelatedToConvertibleNoteMember_9C465AB3EC264F0A068F89C2F48BBCB3_documentation_en-US" xlink:label="lab_mdxg_ContingentWarrantsRelatedToConvertibleNoteMember_9C465AB3EC264F0A068F89C2F48BBCB3" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Contingent warrants related to convertible note. </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_ContingentWarrantsRelatedToConvertibleNoteMember" xlink:label="loc_mdxg_ContingentWarrantsRelatedToConvertibleNoteMember_9C465AB3EC264F0A068F89C2F48BBCB3" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_mdxg_ContingentWarrantsRelatedToConvertibleNoteMember_9C465AB3EC264F0A068F89C2F48BBCB3" xlink:to="lab_mdxg_ContingentWarrantsRelatedToConvertibleNoteMember_9C465AB3EC264F0A068F89C2F48BBCB3" xlink:type="arc"/>
<link:label id="lab_mdxg_ContingentWarrantsRelatedToPrivatePlacementOfCommonStockMember_7B7F0BE045E27846ECBF89C2F48B29FC_terseLabel_en-US" xlink:label="lab_mdxg_ContingentWarrantsRelatedToPrivatePlacementOfCommonStockMember_7B7F0BE045E27846ECBF89C2F48B29FC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Contingent warrants related to private placement of common stock </link:label>
<link:label id="lab_mdxg_ContingentWarrantsRelatedToPrivatePlacementOfCommonStockMember_7B7F0BE045E27846ECBF89C2F48B29FC_label_en-US" xlink:label="lab_mdxg_ContingentWarrantsRelatedToPrivatePlacementOfCommonStockMember_7B7F0BE045E27846ECBF89C2F48B29FC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Contingent warrants related to private placement of common stock [Member] </link:label>
<link:label id="lab_mdxg_ContingentWarrantsRelatedToPrivatePlacementOfCommonStockMember_7B7F0BE045E27846ECBF89C2F48B29FC_documentation_en-US" xlink:label="lab_mdxg_ContingentWarrantsRelatedToPrivatePlacementOfCommonStockMember_7B7F0BE045E27846ECBF89C2F48B29FC" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Contingent warrants related to private placement of common stock </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_ContingentWarrantsRelatedToPrivatePlacementOfCommonStockMember" xlink:label="loc_mdxg_ContingentWarrantsRelatedToPrivatePlacementOfCommonStockMember_7B7F0BE045E27846ECBF89C2F48B29FC" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_mdxg_ContingentWarrantsRelatedToPrivatePlacementOfCommonStockMember_7B7F0BE045E27846ECBF89C2F48B29FC" xlink:to="lab_mdxg_ContingentWarrantsRelatedToPrivatePlacementOfCommonStockMember_7B7F0BE045E27846ECBF89C2F48B29FC" xlink:type="arc"/>
<link:label id="lab_mdxg_CallableWarrantsMember_C5814F7787F6512156CB89C2F48B7629_terseLabel_en-US" xlink:label="lab_mdxg_CallableWarrantsMember_C5814F7787F6512156CB89C2F48B7629" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Callable warrants </link:label>
<link:label id="lab_mdxg_CallableWarrantsMember_C5814F7787F6512156CB89C2F48B7629_label_en-US" xlink:label="lab_mdxg_CallableWarrantsMember_C5814F7787F6512156CB89C2F48B7629" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Callable warrants [Member] </link:label>
<link:label id="lab_mdxg_CallableWarrantsMember_C5814F7787F6512156CB89C2F48B7629_documentation_en-US" xlink:label="lab_mdxg_CallableWarrantsMember_C5814F7787F6512156CB89C2F48B7629" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Warrants callable during the period. </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_CallableWarrantsMember" xlink:label="loc_mdxg_CallableWarrantsMember_C5814F7787F6512156CB89C2F48B7629" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_mdxg_CallableWarrantsMember_C5814F7787F6512156CB89C2F48B7629" xlink:to="lab_mdxg_CallableWarrantsMember_C5814F7787F6512156CB89C2F48B7629" xlink:type="arc"/>
<link:label id="lab_us-gaap_EquitySecuritiesOtherMember_9A36D73C980511AF1B9489C2F48BC826_terseLabel_en-US" xlink:label="lab_us-gaap_EquitySecuritiesOtherMember_9A36D73C980511AF1B9489C2F48BC826" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Other </link:label>
<link:label id="lab_us-gaap_EquitySecuritiesOtherMember_9A36D73C980511AF1B9489C2F48BC826_label_en-US" xlink:label="lab_us-gaap_EquitySecuritiesOtherMember_9A36D73C980511AF1B9489C2F48BC826" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Equity Securities, Other [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_EquitySecuritiesOtherMember" xlink:label="loc_us-gaap_EquitySecuritiesOtherMember_9A36D73C980511AF1B9489C2F48BC826" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EquitySecuritiesOtherMember_9A36D73C980511AF1B9489C2F48BC826" xlink:to="lab_us-gaap_EquitySecuritiesOtherMember_9A36D73C980511AF1B9489C2F48BC826" xlink:type="arc"/>
<link:label id="lab_mdxg_WarrantsExpiredMember_F98AC9DC447B551C919689C2F48BBC33_terseLabel_en-US" xlink:label="lab_mdxg_WarrantsExpiredMember_F98AC9DC447B551C919689C2F48BBC33" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Warrants expired </link:label>
<link:label id="lab_mdxg_WarrantsExpiredMember_F98AC9DC447B551C919689C2F48BBC33_label_en-US" xlink:label="lab_mdxg_WarrantsExpiredMember_F98AC9DC447B551C919689C2F48BBC33" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Warrants expired [Member] </link:label>
<link:label id="lab_mdxg_WarrantsExpiredMember_F98AC9DC447B551C919689C2F48BBC33_documentation_en-US" xlink:label="lab_mdxg_WarrantsExpiredMember_F98AC9DC447B551C919689C2F48BBC33" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Warrants expired during the period. </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_WarrantsExpiredMember" xlink:label="loc_mdxg_WarrantsExpiredMember_F98AC9DC447B551C919689C2F48BBC33" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_mdxg_WarrantsExpiredMember_F98AC9DC447B551C919689C2F48BBC33" xlink:to="lab_mdxg_WarrantsExpiredMember_F98AC9DC447B551C919689C2F48BBC33" xlink:type="arc"/>
<link:label id="lab_mdxg_WarrantsRedeemedForCashlessExercisesMember_CB5407C8D0BE30C1150589C2F48BA1B4_terseLabel_en-US" xlink:label="lab_mdxg_WarrantsRedeemedForCashlessExercisesMember_CB5407C8D0BE30C1150589C2F48BA1B4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Warrants Redeemed for Cashless Exercises </link:label>
<link:label id="lab_mdxg_WarrantsRedeemedForCashlessExercisesMember_CB5407C8D0BE30C1150589C2F48BA1B4_label_en-US" xlink:label="lab_mdxg_WarrantsRedeemedForCashlessExercisesMember_CB5407C8D0BE30C1150589C2F48BA1B4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Warrants Redeemed for Cashless Exercises [Member] </link:label>
<link:label id="lab_mdxg_WarrantsRedeemedForCashlessExercisesMember_CB5407C8D0BE30C1150589C2F48BA1B4_documentation_en-US" xlink:label="lab_mdxg_WarrantsRedeemedForCashlessExercisesMember_CB5407C8D0BE30C1150589C2F48BA1B4" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> -- None. No documentation exists for this element. -- </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_WarrantsRedeemedForCashlessExercisesMember" xlink:label="loc_mdxg_WarrantsRedeemedForCashlessExercisesMember_CB5407C8D0BE30C1150589C2F48BA1B4" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_mdxg_WarrantsRedeemedForCashlessExercisesMember_CB5407C8D0BE30C1150589C2F48BA1B4" xlink:to="lab_mdxg_WarrantsRedeemedForCashlessExercisesMember_CB5407C8D0BE30C1150589C2F48BA1B4" xlink:type="arc"/>
<link:label id="lab_mdxg_RepurchaseOfCallableWarrantsMember_2E8F77ED1760107EDA4689C2F48BE76C_terseLabel_en-US" xlink:label="lab_mdxg_RepurchaseOfCallableWarrantsMember_2E8F77ED1760107EDA4689C2F48BE76C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Repurchase of callable warrants </link:label>
<link:label id="lab_mdxg_RepurchaseOfCallableWarrantsMember_2E8F77ED1760107EDA4689C2F48BE76C_label_en-US" xlink:label="lab_mdxg_RepurchaseOfCallableWarrantsMember_2E8F77ED1760107EDA4689C2F48BE76C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Repurchase of callable warrants [Member] </link:label>
<link:label id="lab_mdxg_RepurchaseOfCallableWarrantsMember_2E8F77ED1760107EDA4689C2F48BE76C_documentation_en-US" xlink:label="lab_mdxg_RepurchaseOfCallableWarrantsMember_2E8F77ED1760107EDA4689C2F48BE76C" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> The repurchase of callable warrants during the period. </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_RepurchaseOfCallableWarrantsMember" xlink:label="loc_mdxg_RepurchaseOfCallableWarrantsMember_2E8F77ED1760107EDA4689C2F48BE76C" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_mdxg_RepurchaseOfCallableWarrantsMember_2E8F77ED1760107EDA4689C2F48BE76C" xlink:to="lab_mdxg_RepurchaseOfCallableWarrantsMember_2E8F77ED1760107EDA4689C2F48BE76C" xlink:type="arc"/>
<link:label id="lab_us-gaap_WarrantMember_2197721B78121151F1CF89C2F48BF31A_verboseLabel_en-US" xlink:label="lab_us-gaap_WarrantMember_2197721B78121151F1CF89C2F48BF31A" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Warrants </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_WarrantMember" xlink:label="loc_us-gaap_WarrantMember_2197721B78121151F1CF89C2F48BF31A" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_WarrantMember_2197721B78121151F1CF89C2F48BF31A" xlink:to="lab_us-gaap_WarrantMember_2197721B78121151F1CF89C2F48BF31A" xlink:type="arc"/>
<link:label id="lab_mdxg_ContingentWarrantsMember_AFDE1E2E750009DF29A389C2F48CA29C_terseLabel_en-US" xlink:label="lab_mdxg_ContingentWarrantsMember_AFDE1E2E750009DF29A389C2F48CA29C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Contingent Warrants </link:label>
<link:label id="lab_mdxg_ContingentWarrantsMember_AFDE1E2E750009DF29A389C2F48CA29C_label_en-US" xlink:label="lab_mdxg_ContingentWarrantsMember_AFDE1E2E750009DF29A389C2F48CA29C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Contingent Warrants [Member] </link:label>
<link:label id="lab_mdxg_ContingentWarrantsMember_AFDE1E2E750009DF29A389C2F48CA29C_documentation_en-US" xlink:label="lab_mdxg_ContingentWarrantsMember_AFDE1E2E750009DF29A389C2F48CA29C" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Class of warrants. </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_ContingentWarrantsMember" xlink:label="loc_mdxg_ContingentWarrantsMember_AFDE1E2E750009DF29A389C2F48CA29C" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_mdxg_ContingentWarrantsMember_AFDE1E2E750009DF29A389C2F48CA29C" xlink:to="lab_mdxg_ContingentWarrantsMember_AFDE1E2E750009DF29A389C2F48CA29C" xlink:type="arc"/>
<link:label id="lab_mdxg_WarrantsNumberOfWarrantsRollForward_C573BB689351B977255D89C2F48C5984_terseLabel_en-US" xlink:label="lab_mdxg_WarrantsNumberOfWarrantsRollForward_C573BB689351B977255D89C2F48C5984" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Warrants, Number of Warrants [Roll Forward] </link:label>
<link:label id="lab_mdxg_WarrantsNumberOfWarrantsRollForward_C573BB689351B977255D89C2F48C5984_label_en-US" xlink:label="lab_mdxg_WarrantsNumberOfWarrantsRollForward_C573BB689351B977255D89C2F48C5984" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Warrants, Number of Warrants [Roll Forward] </link:label>
<link:label id="lab_mdxg_WarrantsNumberOfWarrantsRollForward_C573BB689351B977255D89C2F48C5984_documentation_en-US" xlink:label="lab_mdxg_WarrantsNumberOfWarrantsRollForward_C573BB689351B977255D89C2F48C5984" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> -- None. No documentation exists for this element. -- </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_WarrantsNumberOfWarrantsRollForward" xlink:label="loc_mdxg_WarrantsNumberOfWarrantsRollForward_C573BB689351B977255D89C2F48C5984" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_mdxg_WarrantsNumberOfWarrantsRollForward_C573BB689351B977255D89C2F48C5984" xlink:to="lab_mdxg_WarrantsNumberOfWarrantsRollForward_C573BB689351B977255D89C2F48C5984" xlink:type="arc"/>
<link:label id="lab_us-gaap_ClassOfWarrantOrRightOutstanding_0A3F8ACE44B4A42D764189C2F48C8FB5_periodStartLabel_en-US" xlink:label="lab_us-gaap_ClassOfWarrantOrRightOutstanding_0A3F8ACE44B4A42D764189C2F48C8FB5" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xml:lang="en-US"> Warrants outstanding, beginning of period (in shares) </link:label>
<link:label id="lab_us-gaap_ClassOfWarrantOrRightOutstanding_0A3F8ACE44B4A42D764189C2F48C8FB5_label_en-US" xlink:label="lab_us-gaap_ClassOfWarrantOrRightOutstanding_0A3F8ACE44B4A42D764189C2F48C8FB5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Class of Warrant or Right, Outstanding </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ClassOfWarrantOrRightOutstanding" xlink:label="loc_us-gaap_ClassOfWarrantOrRightOutstanding_0A3F8ACE44B4A42D764189C2F48C8FB5" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ClassOfWarrantOrRightOutstanding_0A3F8ACE44B4A42D764189C2F48C8FB5" xlink:to="lab_us-gaap_ClassOfWarrantOrRightOutstanding_0A3F8ACE44B4A42D764189C2F48C8FB5" xlink:type="arc"/>
<link:label id="lab_us-gaap_StockIssuedDuringPeriodSharesOther_48F6A0869B9C45C9348789C2F48C85DB_terseLabel_en-US" xlink:label="lab_us-gaap_StockIssuedDuringPeriodSharesOther_48F6A0869B9C45C9348789C2F48C85DB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Warrants issued (in shares) </link:label>
<link:label id="lab_us-gaap_StockIssuedDuringPeriodSharesOther_48F6A0869B9C45C9348789C2F48C85DB_label_en-US" xlink:label="lab_us-gaap_StockIssuedDuringPeriodSharesOther_48F6A0869B9C45C9348789C2F48C85DB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Stock Issued During Period, Shares, Other </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesOther" xlink:label="loc_us-gaap_StockIssuedDuringPeriodSharesOther_48F6A0869B9C45C9348789C2F48C85DB" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StockIssuedDuringPeriodSharesOther_48F6A0869B9C45C9348789C2F48C85DB" xlink:to="lab_us-gaap_StockIssuedDuringPeriodSharesOther_48F6A0869B9C45C9348789C2F48C85DB" xlink:type="arc"/>
<link:label id="lab_mdxg_WarrantsExercisedShares_BC778D02AB4A9DC265B089C2F48CC50A_negatedLabel_en-US" xlink:label="lab_mdxg_WarrantsExercisedShares_BC778D02AB4A9DC265B089C2F48CC50A" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Warrants exercised (in shares) </link:label>
<link:label id="lab_mdxg_WarrantsExercisedShares_BC778D02AB4A9DC265B089C2F48CC50A_label_en-US" xlink:label="lab_mdxg_WarrantsExercisedShares_BC778D02AB4A9DC265B089C2F48CC50A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Warrants exercised, shares </link:label>
<link:label id="lab_mdxg_WarrantsExercisedShares_BC778D02AB4A9DC265B089C2F48CC50A_documentation_en-US" xlink:label="lab_mdxg_WarrantsExercisedShares_BC778D02AB4A9DC265B089C2F48CC50A" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Number of warrants exercised during the period. </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_WarrantsExercisedShares" xlink:label="loc_mdxg_WarrantsExercisedShares_BC778D02AB4A9DC265B089C2F48CC50A" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_mdxg_WarrantsExercisedShares_BC778D02AB4A9DC265B089C2F48CC50A" xlink:to="lab_mdxg_WarrantsExercisedShares_BC778D02AB4A9DC265B089C2F48CC50A" xlink:type="arc"/>
<link:label id="lab_mdxg_WarrantsExpired_1B1E07E7FA5A34DB28F689C2F48C3BB3_negatedLabel_en-US" xlink:label="lab_mdxg_WarrantsExpired_1B1E07E7FA5A34DB28F689C2F48C3BB3" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Expired warrants (in shares) </link:label>
<link:label id="lab_mdxg_WarrantsExpired_1B1E07E7FA5A34DB28F689C2F48C3BB3_label_en-US" xlink:label="lab_mdxg_WarrantsExpired_1B1E07E7FA5A34DB28F689C2F48C3BB3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Warrants Expired </link:label>
<link:label id="lab_mdxg_WarrantsExpired_1B1E07E7FA5A34DB28F689C2F48C3BB3_documentation_en-US" xlink:label="lab_mdxg_WarrantsExpired_1B1E07E7FA5A34DB28F689C2F48C3BB3" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Number of warrants expired during the period. </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_WarrantsExpired" xlink:label="loc_mdxg_WarrantsExpired_1B1E07E7FA5A34DB28F689C2F48C3BB3" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_mdxg_WarrantsExpired_1B1E07E7FA5A34DB28F689C2F48C3BB3" xlink:to="lab_mdxg_WarrantsExpired_1B1E07E7FA5A34DB28F689C2F48C3BB3" xlink:type="arc"/>
<link:label id="lab_us-gaap_ClassOfWarrantOrRightOutstanding_159E9B0F71BD08CD26D289C2F48C81DE_periodEndLabel_en-US" xlink:label="lab_us-gaap_ClassOfWarrantOrRightOutstanding_159E9B0F71BD08CD26D289C2F48C81DE" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xml:lang="en-US"> Warrants outstanding, end of period (in shares) </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ClassOfWarrantOrRightOutstanding" xlink:label="loc_us-gaap_ClassOfWarrantOrRightOutstanding_159E9B0F71BD08CD26D289C2F48C81DE" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ClassOfWarrantOrRightOutstanding_159E9B0F71BD08CD26D289C2F48C81DE" xlink:to="lab_us-gaap_ClassOfWarrantOrRightOutstanding_159E9B0F71BD08CD26D289C2F48C81DE" xlink:type="arc"/>
<link:label id="lab_mdxg_WarrantsWeightedAverageExercisePricePerWarrantRollForward_1F29B17111D9569221ED89C2F48CA7B6_terseLabel_en-US" xlink:label="lab_mdxg_WarrantsWeightedAverageExercisePricePerWarrantRollForward_1F29B17111D9569221ED89C2F48CA7B6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Warrants, Weighted-Average Exercise Price per Warrant [Roll Forward] </link:label>
<link:label id="lab_mdxg_WarrantsWeightedAverageExercisePricePerWarrantRollForward_1F29B17111D9569221ED89C2F48CA7B6_label_en-US" xlink:label="lab_mdxg_WarrantsWeightedAverageExercisePricePerWarrantRollForward_1F29B17111D9569221ED89C2F48CA7B6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Warrants, Weighted Average Exercise Price per Warrant [Roll Forward] </link:label>
<link:label id="lab_mdxg_WarrantsWeightedAverageExercisePricePerWarrantRollForward_1F29B17111D9569221ED89C2F48CA7B6_documentation_en-US" xlink:label="lab_mdxg_WarrantsWeightedAverageExercisePricePerWarrantRollForward_1F29B17111D9569221ED89C2F48CA7B6" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> -- None. No documentation exists for this element. -- </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_WarrantsWeightedAverageExercisePricePerWarrantRollForward" xlink:label="loc_mdxg_WarrantsWeightedAverageExercisePricePerWarrantRollForward_1F29B17111D9569221ED89C2F48CA7B6" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_mdxg_WarrantsWeightedAverageExercisePricePerWarrantRollForward_1F29B17111D9569221ED89C2F48CA7B6" xlink:to="lab_mdxg_WarrantsWeightedAverageExercisePricePerWarrantRollForward_1F29B17111D9569221ED89C2F48CA7B6" xlink:type="arc"/>
<link:label id="lab_us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights_692C825BE5CF9560E30389C2F48C816E_periodStartLabel_en-US" xlink:label="lab_us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights_692C825BE5CF9560E30389C2F48C816E" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xml:lang="en-US"> Warrants outstanding, beginning of period (in dollars per share) </link:label>
<link:label id="lab_us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights_692C825BE5CF9560E30389C2F48C816E_label_en-US" xlink:label="lab_us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights_692C825BE5CF9560E30389C2F48C816E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Class of Warrant or Right, Exercise Price of Warrants or Rights </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights" xlink:label="loc_us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights_692C825BE5CF9560E30389C2F48C816E" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights_692C825BE5CF9560E30389C2F48C816E" xlink:to="lab_us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights_692C825BE5CF9560E30389C2F48C816E" xlink:type="arc"/>
<link:label id="lab_mdxg_WarrantsIssuedWeightedAverageExercisePrice_BB41369491D80C9D57CC89C2F48C5C1D_terseLabel_en-US" xlink:label="lab_mdxg_WarrantsIssuedWeightedAverageExercisePrice_BB41369491D80C9D57CC89C2F48C5C1D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Warrants issued (in dollars per share) </link:label>
<link:label id="lab_mdxg_WarrantsIssuedWeightedAverageExercisePrice_BB41369491D80C9D57CC89C2F48C5C1D_label_en-US" xlink:label="lab_mdxg_WarrantsIssuedWeightedAverageExercisePrice_BB41369491D80C9D57CC89C2F48C5C1D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Warrants issued, weighted average exercise price </link:label>
<link:label id="lab_mdxg_WarrantsIssuedWeightedAverageExercisePrice_BB41369491D80C9D57CC89C2F48C5C1D_documentation_en-US" xlink:label="lab_mdxg_WarrantsIssuedWeightedAverageExercisePrice_BB41369491D80C9D57CC89C2F48C5C1D" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> The weighted average exercise price of each class of warrants or rights issued during the period. </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_WarrantsIssuedWeightedAverageExercisePrice" xlink:label="loc_mdxg_WarrantsIssuedWeightedAverageExercisePrice_BB41369491D80C9D57CC89C2F48C5C1D" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_mdxg_WarrantsIssuedWeightedAverageExercisePrice_BB41369491D80C9D57CC89C2F48C5C1D" xlink:to="lab_mdxg_WarrantsIssuedWeightedAverageExercisePrice_BB41369491D80C9D57CC89C2F48C5C1D" xlink:type="arc"/>
<link:label id="lab_mdxg_WarrantsExercisedWeightedAverageExercisePrice_37193A51D317CFCE6ABE89C2F48C3D82_terseLabel_en-US" xlink:label="lab_mdxg_WarrantsExercisedWeightedAverageExercisePrice_37193A51D317CFCE6ABE89C2F48C3D82" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Warrants exercised (in dollars per share) </link:label>
<link:label id="lab_mdxg_WarrantsExercisedWeightedAverageExercisePrice_37193A51D317CFCE6ABE89C2F48C3D82_label_en-US" xlink:label="lab_mdxg_WarrantsExercisedWeightedAverageExercisePrice_37193A51D317CFCE6ABE89C2F48C3D82" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Warrants exercised, weighted average exercise price </link:label>
<link:label id="lab_mdxg_WarrantsExercisedWeightedAverageExercisePrice_37193A51D317CFCE6ABE89C2F48C3D82_documentation_en-US" xlink:label="lab_mdxg_WarrantsExercisedWeightedAverageExercisePrice_37193A51D317CFCE6ABE89C2F48C3D82" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> The weighted average exercise price of each class of warrants or rights exercised during the period. </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_WarrantsExercisedWeightedAverageExercisePrice" xlink:label="loc_mdxg_WarrantsExercisedWeightedAverageExercisePrice_37193A51D317CFCE6ABE89C2F48C3D82" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_mdxg_WarrantsExercisedWeightedAverageExercisePrice_37193A51D317CFCE6ABE89C2F48C3D82" xlink:to="lab_mdxg_WarrantsExercisedWeightedAverageExercisePrice_37193A51D317CFCE6ABE89C2F48C3D82" xlink:type="arc"/>
<link:label id="lab_mdxg_WarrantsExpiredWeightedAverageExercisePrice_9C65BCD52FEEC82B1DDB89C2F48D3922_terseLabel_en-US" xlink:label="lab_mdxg_WarrantsExpiredWeightedAverageExercisePrice_9C65BCD52FEEC82B1DDB89C2F48D3922" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Warrants expired (in dollars per share) </link:label>
<link:label id="lab_mdxg_WarrantsExpiredWeightedAverageExercisePrice_9C65BCD52FEEC82B1DDB89C2F48D3922_label_en-US" xlink:label="lab_mdxg_WarrantsExpiredWeightedAverageExercisePrice_9C65BCD52FEEC82B1DDB89C2F48D3922" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Warrants Expired Weighted Average Exercise Price </link:label>
<link:label id="lab_mdxg_WarrantsExpiredWeightedAverageExercisePrice_9C65BCD52FEEC82B1DDB89C2F48D3922_documentation_en-US" xlink:label="lab_mdxg_WarrantsExpiredWeightedAverageExercisePrice_9C65BCD52FEEC82B1DDB89C2F48D3922" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> The weighted average exercise price of each class of warrants or rights expired during the period. </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_WarrantsExpiredWeightedAverageExercisePrice" xlink:label="loc_mdxg_WarrantsExpiredWeightedAverageExercisePrice_9C65BCD52FEEC82B1DDB89C2F48D3922" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_mdxg_WarrantsExpiredWeightedAverageExercisePrice_9C65BCD52FEEC82B1DDB89C2F48D3922" xlink:to="lab_mdxg_WarrantsExpiredWeightedAverageExercisePrice_9C65BCD52FEEC82B1DDB89C2F48D3922" xlink:type="arc"/>
<link:label id="lab_us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights_DD57A69BF0A82F975AE389C2F48D9E1B_periodEndLabel_en-US" xlink:label="lab_us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights_DD57A69BF0A82F975AE389C2F48D9E1B" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xml:lang="en-US"> Warrants outstanding, end of period (in dollars per share) </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights" xlink:label="loc_us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights_DD57A69BF0A82F975AE389C2F48D9E1B" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights_DD57A69BF0A82F975AE389C2F48D9E1B" xlink:to="lab_us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights_DD57A69BF0A82F975AE389C2F48D9E1B" xlink:type="arc"/>
<link:label id="lab_us-gaap_EarningsPerShareTextBlock_1A50552BFF51A9087BBE2315C11B411C_verboseLabel_en-US" xlink:label="lab_us-gaap_EarningsPerShareTextBlock_1A50552BFF51A9087BBE2315C11B411C" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Net Income (loss) Per Share </link:label>
<link:label id="lab_us-gaap_EarningsPerShareTextBlock_1A50552BFF51A9087BBE2315C11B411C_label_en-US" xlink:label="lab_us-gaap_EarningsPerShareTextBlock_1A50552BFF51A9087BBE2315C11B411C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Earnings Per Share [Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_EarningsPerShareTextBlock" xlink:label="loc_us-gaap_EarningsPerShareTextBlock_1A50552BFF51A9087BBE2315C11B411C" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EarningsPerShareTextBlock_1A50552BFF51A9087BBE2315C11B411C" xlink:to="lab_us-gaap_EarningsPerShareTextBlock_1A50552BFF51A9087BBE2315C11B411C" xlink:type="arc"/>
<link:label id="lab_us-gaap_ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock_C9F2B731211701F5BFD8048D38589E72_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock_C9F2B731211701F5BFD8048D38589E72" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Deferred tax assets and liabilities </link:label>
<link:label id="lab_us-gaap_ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock_C9F2B731211701F5BFD8048D38589E72_label_en-US" xlink:label="lab_us-gaap_ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock_C9F2B731211701F5BFD8048D38589E72" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Schedule of Deferred Tax Assets and Liabilities [Table Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock" xlink:label="loc_us-gaap_ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock_C9F2B731211701F5BFD8048D38589E72" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock_C9F2B731211701F5BFD8048D38589E72" xlink:to="lab_us-gaap_ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock_C9F2B731211701F5BFD8048D38589E72" xlink:type="arc"/>
<link:label id="lab_us-gaap_ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock_0723818B70B3726A91A2048D38582A85_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock_0723818B70B3726A91A2048D38582A85" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Reconciliation of the Federal statutory income tax </link:label>
<link:label id="lab_us-gaap_ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock_0723818B70B3726A91A2048D38582A85_label_en-US" xlink:label="lab_us-gaap_ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock_0723818B70B3726A91A2048D38582A85" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Schedule of Effective Income Tax Rate Reconciliation [Table Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock" xlink:label="loc_us-gaap_ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock_0723818B70B3726A91A2048D38582A85" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock_0723818B70B3726A91A2048D38582A85" xlink:to="lab_us-gaap_ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock_0723818B70B3726A91A2048D38582A85" xlink:type="arc"/>
<link:label id="lab_us-gaap_ScheduleOfValuationAndQualifyingAccountsDisclosureTextBlock_7531AC397F4AAEA4B44965FE496D0419_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfValuationAndQualifyingAccountsDisclosureTextBlock_7531AC397F4AAEA4B44965FE496D0419" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Schedule II - Valuation and Qualifying Accounts </link:label>
<link:label id="lab_us-gaap_ScheduleOfValuationAndQualifyingAccountsDisclosureTextBlock_7531AC397F4AAEA4B44965FE496D0419_label_en-US" xlink:label="lab_us-gaap_ScheduleOfValuationAndQualifyingAccountsDisclosureTextBlock_7531AC397F4AAEA4B44965FE496D0419" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Schedule of Valuation and Qualifying Accounts Disclosure [Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ScheduleOfValuationAndQualifyingAccountsDisclosureTextBlock" xlink:label="loc_us-gaap_ScheduleOfValuationAndQualifyingAccountsDisclosureTextBlock_7531AC397F4AAEA4B44965FE496D0419" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfValuationAndQualifyingAccountsDisclosureTextBlock_7531AC397F4AAEA4B44965FE496D0419" xlink:to="lab_us-gaap_ScheduleOfValuationAndQualifyingAccountsDisclosureTextBlock_7531AC397F4AAEA4B44965FE496D0419" xlink:type="arc"/>
<link:label id="lab_mdxg_LiquidityAndManagementSPlansAbstract_E282FDA014B2365B045422EE4069A0EF_label_en-US" xlink:label="lab_mdxg_LiquidityAndManagementSPlansAbstract_E282FDA014B2365B045422EE4069A0EF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Liquidity and management's plans [Abstract] </link:label>
<link:label id="lab_mdxg_LiquidityAndManagementSPlansAbstract_E282FDA014B2365B045422EE4069A0EF_documentation_en-US" xlink:label="lab_mdxg_LiquidityAndManagementSPlansAbstract_E282FDA014B2365B045422EE4069A0EF" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> -- None. No documentation exists for this element. -- </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_LiquidityAndManagementSPlansAbstract" xlink:label="loc_mdxg_LiquidityAndManagementSPlansAbstract_E282FDA014B2365B045422EE4069A0EF" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_mdxg_LiquidityAndManagementSPlansAbstract_E282FDA014B2365B045422EE4069A0EF" xlink:to="lab_mdxg_LiquidityAndManagementSPlansAbstract_E282FDA014B2365B045422EE4069A0EF" xlink:type="arc"/>
<link:label id="lab_mdxg_LiquidityAndManagementSPlansTextBlock_F0E0A29C37B4728C2AA822EE4069E9D9_terseLabel_en-US" xlink:label="lab_mdxg_LiquidityAndManagementSPlansTextBlock_F0E0A29C37B4728C2AA822EE4069E9D9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Liquidity and Management's Plans </link:label>
<link:label id="lab_mdxg_LiquidityAndManagementSPlansTextBlock_F0E0A29C37B4728C2AA822EE4069E9D9_label_en-US" xlink:label="lab_mdxg_LiquidityAndManagementSPlansTextBlock_F0E0A29C37B4728C2AA822EE4069E9D9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Liquidity and management's plans [Text Block] </link:label>
<link:label id="lab_mdxg_LiquidityAndManagementSPlansTextBlock_F0E0A29C37B4728C2AA822EE4069E9D9_documentation_en-US" xlink:label="lab_mdxg_LiquidityAndManagementSPlansTextBlock_F0E0A29C37B4728C2AA822EE4069E9D9" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> The entire disclosure of management's assessment of funding needs and access to credit facilities to meet cash operational needs in the long term. </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_LiquidityAndManagementSPlansTextBlock" xlink:label="loc_mdxg_LiquidityAndManagementSPlansTextBlock_F0E0A29C37B4728C2AA822EE4069E9D9" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_mdxg_LiquidityAndManagementSPlansTextBlock_F0E0A29C37B4728C2AA822EE4069E9D9" xlink:to="lab_mdxg_LiquidityAndManagementSPlansTextBlock_F0E0A29C37B4728C2AA822EE4069E9D9" xlink:type="arc"/>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestAbstract_69B4A3F778D1814D61E97425FD9E6EA0_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestAbstract_69B4A3F778D1814D61E97425FD9E6EA0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Number of Shares </link:label>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestAbstract_69B4A3F778D1814D61E97425FD9E6EA0_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestAbstract_69B4A3F778D1814D61E97425FD9E6EA0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestAbstract" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestAbstract_69B4A3F778D1814D61E97425FD9E6EA0" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestAbstract_69B4A3F778D1814D61E97425FD9E6EA0" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestAbstract_69B4A3F778D1814D61E97425FD9E6EA0" xlink:type="arc"/>
<link:label id="lab_mdxg_ShareBasedCompensationArrangementByShareBasedPaymentAwardStockOptionsNonvestedNumber_CCD379C693E7D22375917425FD9F0DA6_periodStartLabel_en-US" xlink:label="lab_mdxg_ShareBasedCompensationArrangementByShareBasedPaymentAwardStockOptionsNonvestedNumber_CCD379C693E7D22375917425FD9F0DA6" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xml:lang="en-US"> Unvested at beginning of year (in shares) </link:label>
<link:label id="lab_mdxg_ShareBasedCompensationArrangementByShareBasedPaymentAwardStockOptionsNonvestedNumber_CCD379C693E7D22375917425FD9F0DA6_label_en-US" xlink:label="lab_mdxg_ShareBasedCompensationArrangementByShareBasedPaymentAwardStockOptionsNonvestedNumber_CCD379C693E7D22375917425FD9F0DA6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share based Compensation Arrangement by Share based Payment Award, Stock Options, Nonvested, Number </link:label>
<link:label id="lab_mdxg_ShareBasedCompensationArrangementByShareBasedPaymentAwardStockOptionsNonvestedNumber_CCD379C693E7D22375917425FD9F0DA6_documentation_en-US" xlink:label="lab_mdxg_ShareBasedCompensationArrangementByShareBasedPaymentAwardStockOptionsNonvestedNumber_CCD379C693E7D22375917425FD9F0DA6" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> The number of non-vested equity-based payment instruments that validly exist and are outstanding as of the balance sheet date. </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_ShareBasedCompensationArrangementByShareBasedPaymentAwardStockOptionsNonvestedNumber" xlink:label="loc_mdxg_ShareBasedCompensationArrangementByShareBasedPaymentAwardStockOptionsNonvestedNumber_CCD379C693E7D22375917425FD9F0DA6" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_mdxg_ShareBasedCompensationArrangementByShareBasedPaymentAwardStockOptionsNonvestedNumber_CCD379C693E7D22375917425FD9F0DA6" xlink:to="lab_mdxg_ShareBasedCompensationArrangementByShareBasedPaymentAwardStockOptionsNonvestedNumber_CCD379C693E7D22375917425FD9F0DA6" xlink:type="arc"/>
<link:label id="lab_mdxg_ShareBasedCompensationArrangementByShareBasedPaymentAwardStockOptionsGrantsInPeriod_10A55DC7BB22CF8F954F7425FD9FE9FE_terseLabel_en-US" xlink:label="lab_mdxg_ShareBasedCompensationArrangementByShareBasedPaymentAwardStockOptionsGrantsInPeriod_10A55DC7BB22CF8F954F7425FD9FE9FE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Granted (in shares) </link:label>
<link:label id="lab_mdxg_ShareBasedCompensationArrangementByShareBasedPaymentAwardStockOptionsGrantsInPeriod_10A55DC7BB22CF8F954F7425FD9FE9FE_label_en-US" xlink:label="lab_mdxg_ShareBasedCompensationArrangementByShareBasedPaymentAwardStockOptionsGrantsInPeriod_10A55DC7BB22CF8F954F7425FD9FE9FE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share based Compensation Arrangement by Share based Payment Award, Stock Options, Grants in Period </link:label>
<link:label id="lab_mdxg_ShareBasedCompensationArrangementByShareBasedPaymentAwardStockOptionsGrantsInPeriod_10A55DC7BB22CF8F954F7425FD9FE9FE_documentation_en-US" xlink:label="lab_mdxg_ShareBasedCompensationArrangementByShareBasedPaymentAwardStockOptionsGrantsInPeriod_10A55DC7BB22CF8F954F7425FD9FE9FE" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> The number of grants made during the period on stock option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan). </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_ShareBasedCompensationArrangementByShareBasedPaymentAwardStockOptionsGrantsInPeriod" xlink:label="loc_mdxg_ShareBasedCompensationArrangementByShareBasedPaymentAwardStockOptionsGrantsInPeriod_10A55DC7BB22CF8F954F7425FD9FE9FE" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_mdxg_ShareBasedCompensationArrangementByShareBasedPaymentAwardStockOptionsGrantsInPeriod_10A55DC7BB22CF8F954F7425FD9FE9FE" xlink:to="lab_mdxg_ShareBasedCompensationArrangementByShareBasedPaymentAwardStockOptionsGrantsInPeriod_10A55DC7BB22CF8F954F7425FD9FE9FE" xlink:type="arc"/>
<link:label id="lab_mdxg_ShareBasedCompensationArrangementByShareBasedPaymentAwardStockOptionsCancelledOrExpiredInPeriod_E300887365946DECA5597425FD9F7F00_negatedLabel_en-US" xlink:label="lab_mdxg_ShareBasedCompensationArrangementByShareBasedPaymentAwardStockOptionsCancelledOrExpiredInPeriod_E300887365946DECA5597425FD9F7F00" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Called/expired (in shares) </link:label>
<link:label id="lab_mdxg_ShareBasedCompensationArrangementByShareBasedPaymentAwardStockOptionsCancelledOrExpiredInPeriod_E300887365946DECA5597425FD9F7F00_label_en-US" xlink:label="lab_mdxg_ShareBasedCompensationArrangementByShareBasedPaymentAwardStockOptionsCancelledOrExpiredInPeriod_E300887365946DECA5597425FD9F7F00" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share based Compensation Arrangement by Share based Payment Award, Stock Options, Cancelled or Expired in Period </link:label>
<link:label id="lab_mdxg_ShareBasedCompensationArrangementByShareBasedPaymentAwardStockOptionsCancelledOrExpiredInPeriod_E300887365946DECA5597425FD9F7F00_documentation_en-US" xlink:label="lab_mdxg_ShareBasedCompensationArrangementByShareBasedPaymentAwardStockOptionsCancelledOrExpiredInPeriod_E300887365946DECA5597425FD9F7F00" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> The number of equity-based payment instruments that were cancelled or expired during the reporting period. </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_ShareBasedCompensationArrangementByShareBasedPaymentAwardStockOptionsCancelledOrExpiredInPeriod" xlink:label="loc_mdxg_ShareBasedCompensationArrangementByShareBasedPaymentAwardStockOptionsCancelledOrExpiredInPeriod_E300887365946DECA5597425FD9F7F00" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_mdxg_ShareBasedCompensationArrangementByShareBasedPaymentAwardStockOptionsCancelledOrExpiredInPeriod_E300887365946DECA5597425FD9F7F00" xlink:to="lab_mdxg_ShareBasedCompensationArrangementByShareBasedPaymentAwardStockOptionsCancelledOrExpiredInPeriod_E300887365946DECA5597425FD9F7F00" xlink:type="arc"/>
<link:label id="lab_mdxg_ShareBasedCompensationArrangementByShareBasedPaymentAwardStockOptionsVestedInPeriod_9873C399C0A875B577A17425FD9FCA98_negatedLabel_en-US" xlink:label="lab_mdxg_ShareBasedCompensationArrangementByShareBasedPaymentAwardStockOptionsVestedInPeriod_9873C399C0A875B577A17425FD9FCA98" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Vested (in shares) </link:label>
<link:label id="lab_mdxg_ShareBasedCompensationArrangementByShareBasedPaymentAwardStockOptionsVestedInPeriod_9873C399C0A875B577A17425FD9FCA98_label_en-US" xlink:label="lab_mdxg_ShareBasedCompensationArrangementByShareBasedPaymentAwardStockOptionsVestedInPeriod_9873C399C0A875B577A17425FD9FCA98" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share based Compensation Arrangement by Share based Payment Award, Stock Options, Vested in Period </link:label>
<link:label id="lab_mdxg_ShareBasedCompensationArrangementByShareBasedPaymentAwardStockOptionsVestedInPeriod_9873C399C0A875B577A17425FD9FCA98_documentation_en-US" xlink:label="lab_mdxg_ShareBasedCompensationArrangementByShareBasedPaymentAwardStockOptionsVestedInPeriod_9873C399C0A875B577A17425FD9FCA98" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> The number of equity-based payment instruments that vested during the reporting period. </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_ShareBasedCompensationArrangementByShareBasedPaymentAwardStockOptionsVestedInPeriod" xlink:label="loc_mdxg_ShareBasedCompensationArrangementByShareBasedPaymentAwardStockOptionsVestedInPeriod_9873C399C0A875B577A17425FD9FCA98" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_mdxg_ShareBasedCompensationArrangementByShareBasedPaymentAwardStockOptionsVestedInPeriod_9873C399C0A875B577A17425FD9FCA98" xlink:to="lab_mdxg_ShareBasedCompensationArrangementByShareBasedPaymentAwardStockOptionsVestedInPeriod_9873C399C0A875B577A17425FD9FCA98" xlink:type="arc"/>
<link:label id="lab_mdxg_ShareBasedCompensationArrangementByShareBasedPaymentAwardStockOptionsNonvestedNumber_18FC39711A564CC1772E7425FD9F9018_periodEndLabel_en-US" xlink:label="lab_mdxg_ShareBasedCompensationArrangementByShareBasedPaymentAwardStockOptionsNonvestedNumber_18FC39711A564CC1772E7425FD9F9018" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xml:lang="en-US"> Unvested at end of year (in shares) </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_ShareBasedCompensationArrangementByShareBasedPaymentAwardStockOptionsNonvestedNumber" xlink:label="loc_mdxg_ShareBasedCompensationArrangementByShareBasedPaymentAwardStockOptionsNonvestedNumber_18FC39711A564CC1772E7425FD9F9018" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_mdxg_ShareBasedCompensationArrangementByShareBasedPaymentAwardStockOptionsNonvestedNumber_18FC39711A564CC1772E7425FD9F9018" xlink:to="lab_mdxg_ShareBasedCompensationArrangementByShareBasedPaymentAwardStockOptionsNonvestedNumber_18FC39711A564CC1772E7425FD9F9018" xlink:type="arc"/>
<link:label id="lab_mdxg_ShareBasedCompensationArrangementByShareBasedPaymentAwardStockOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_68939D1A9BFB792E180C7425FD9FB1E8_terseLabel_en-US" xlink:label="lab_mdxg_ShareBasedCompensationArrangementByShareBasedPaymentAwardStockOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_68939D1A9BFB792E180C7425FD9FB1E8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Weighted- Average Grant Date Fair Value </link:label>
<link:label id="lab_mdxg_ShareBasedCompensationArrangementByShareBasedPaymentAwardStockOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_68939D1A9BFB792E180C7425FD9FB1E8_label_en-US" xlink:label="lab_mdxg_ShareBasedCompensationArrangementByShareBasedPaymentAwardStockOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_68939D1A9BFB792E180C7425FD9FB1E8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share Based Compensation Arrangement By Share Based Payment Award Stock Options Nonvested Weighted Average Grant Date Fair Value [Roll Forward] </link:label>
<link:label id="lab_mdxg_ShareBasedCompensationArrangementByShareBasedPaymentAwardStockOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_68939D1A9BFB792E180C7425FD9FB1E8_documentation_en-US" xlink:label="lab_mdxg_ShareBasedCompensationArrangementByShareBasedPaymentAwardStockOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_68939D1A9BFB792E180C7425FD9FB1E8" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> -- None. No documentation exists for this element. -- </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_ShareBasedCompensationArrangementByShareBasedPaymentAwardStockOptionsNonvestedWeightedAverageGrantDateFairValueRollForward" xlink:label="loc_mdxg_ShareBasedCompensationArrangementByShareBasedPaymentAwardStockOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_68939D1A9BFB792E180C7425FD9FB1E8" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_mdxg_ShareBasedCompensationArrangementByShareBasedPaymentAwardStockOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_68939D1A9BFB792E180C7425FD9FB1E8" xlink:to="lab_mdxg_ShareBasedCompensationArrangementByShareBasedPaymentAwardStockOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_68939D1A9BFB792E180C7425FD9FB1E8" xlink:type="arc"/>
<link:label id="lab_mdxg_ShareBasedCompensationArrangementByShareBasedPaymentAwardStockOptionsNonvestedWeightedAverageGrantDateFairValue_C2810581110F1B4D865A7425FD9F80B2_periodStartLabel_en-US" xlink:label="lab_mdxg_ShareBasedCompensationArrangementByShareBasedPaymentAwardStockOptionsNonvestedWeightedAverageGrantDateFairValue_C2810581110F1B4D865A7425FD9F80B2" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xml:lang="en-US"> Unvested at beginning of year (in dollars per share) </link:label>
<link:label id="lab_mdxg_ShareBasedCompensationArrangementByShareBasedPaymentAwardStockOptionsNonvestedWeightedAverageGrantDateFairValue_C2810581110F1B4D865A7425FD9F80B2_label_en-US" xlink:label="lab_mdxg_ShareBasedCompensationArrangementByShareBasedPaymentAwardStockOptionsNonvestedWeightedAverageGrantDateFairValue_C2810581110F1B4D865A7425FD9F80B2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share Based Compensation Arrangement By Share Based Payment Award Stock Options Nonvested Weighted Average Grant Date Fair Value </link:label>
<link:label id="lab_mdxg_ShareBasedCompensationArrangementByShareBasedPaymentAwardStockOptionsNonvestedWeightedAverageGrantDateFairValue_C2810581110F1B4D865A7425FD9F80B2_documentation_en-US" xlink:label="lab_mdxg_ShareBasedCompensationArrangementByShareBasedPaymentAwardStockOptionsNonvestedWeightedAverageGrantDateFairValue_C2810581110F1B4D865A7425FD9F80B2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> The weighted average fair value of nonvested awards on equity-based plans for which the employer is contingently obligated to issue equity instruments or transfer assets to an employee who has not yet satisfied service or performance criteria necessary to gain title to proceeds from the sale of the award or underlying shares or units. </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_ShareBasedCompensationArrangementByShareBasedPaymentAwardStockOptionsNonvestedWeightedAverageGrantDateFairValue" xlink:label="loc_mdxg_ShareBasedCompensationArrangementByShareBasedPaymentAwardStockOptionsNonvestedWeightedAverageGrantDateFairValue_C2810581110F1B4D865A7425FD9F80B2" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_mdxg_ShareBasedCompensationArrangementByShareBasedPaymentAwardStockOptionsNonvestedWeightedAverageGrantDateFairValue_C2810581110F1B4D865A7425FD9F80B2" xlink:to="lab_mdxg_ShareBasedCompensationArrangementByShareBasedPaymentAwardStockOptionsNonvestedWeightedAverageGrantDateFairValue_C2810581110F1B4D865A7425FD9F80B2" xlink:type="arc"/>
<link:label id="lab_mdxg_ShareBasedCompensationArrangementByShareBasedPaymentAwardStockOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_2AB2A54EAEDA2FAE8F187425FD9F90E4_terseLabel_en-US" xlink:label="lab_mdxg_ShareBasedCompensationArrangementByShareBasedPaymentAwardStockOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_2AB2A54EAEDA2FAE8F187425FD9F90E4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Granted (in dollars per share) </link:label>
<link:label id="lab_mdxg_ShareBasedCompensationArrangementByShareBasedPaymentAwardStockOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_2AB2A54EAEDA2FAE8F187425FD9F90E4_label_en-US" xlink:label="lab_mdxg_ShareBasedCompensationArrangementByShareBasedPaymentAwardStockOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_2AB2A54EAEDA2FAE8F187425FD9F90E4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share Based Compensation Arrangement By Share Based Payment Award Stock Options Grants In Period Weighted Average Grant Date Fair Value </link:label>
<link:label id="lab_mdxg_ShareBasedCompensationArrangementByShareBasedPaymentAwardStockOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_2AB2A54EAEDA2FAE8F187425FD9F90E4_documentation_en-US" xlink:label="lab_mdxg_ShareBasedCompensationArrangementByShareBasedPaymentAwardStockOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_2AB2A54EAEDA2FAE8F187425FD9F90E4" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> The weighted average fair value at grant date for nonvested equity-based awards issued during the period on stock option plans. </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_ShareBasedCompensationArrangementByShareBasedPaymentAwardStockOptionsGrantsInPeriodWeightedAverageGrantDateFairValue" xlink:label="loc_mdxg_ShareBasedCompensationArrangementByShareBasedPaymentAwardStockOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_2AB2A54EAEDA2FAE8F187425FD9F90E4" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_mdxg_ShareBasedCompensationArrangementByShareBasedPaymentAwardStockOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_2AB2A54EAEDA2FAE8F187425FD9F90E4" xlink:to="lab_mdxg_ShareBasedCompensationArrangementByShareBasedPaymentAwardStockOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_2AB2A54EAEDA2FAE8F187425FD9F90E4" xlink:type="arc"/>
<link:label id="lab_mdxg_ShareBasedCompensationArrangementByShareBasedPaymentAwardStockOptionsCancelledOrExpiredWeightedAverageGrantDateFairValue_9756A0704001ACB5F3A37425FD9F663B_terseLabel_en-US" xlink:label="lab_mdxg_ShareBasedCompensationArrangementByShareBasedPaymentAwardStockOptionsCancelledOrExpiredWeightedAverageGrantDateFairValue_9756A0704001ACB5F3A37425FD9F663B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Cancelled/expired (in dollars per share) </link:label>
<link:label id="lab_mdxg_ShareBasedCompensationArrangementByShareBasedPaymentAwardStockOptionsCancelledOrExpiredWeightedAverageGrantDateFairValue_9756A0704001ACB5F3A37425FD9F663B_label_en-US" xlink:label="lab_mdxg_ShareBasedCompensationArrangementByShareBasedPaymentAwardStockOptionsCancelledOrExpiredWeightedAverageGrantDateFairValue_9756A0704001ACB5F3A37425FD9F663B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share Based Compensation Arrangement By Share Based Payment Award Stock Options Cancelled or Expired Weighted Average Grant Date Fair Value </link:label>
<link:label id="lab_mdxg_ShareBasedCompensationArrangementByShareBasedPaymentAwardStockOptionsCancelledOrExpiredWeightedAverageGrantDateFairValue_9756A0704001ACB5F3A37425FD9F663B_documentation_en-US" xlink:label="lab_mdxg_ShareBasedCompensationArrangementByShareBasedPaymentAwardStockOptionsCancelledOrExpiredWeightedAverageGrantDateFairValue_9756A0704001ACB5F3A37425FD9F663B" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Weighted average fair value as of the grant date of equity-based award plans stock option plans that were not exercised or put into effect as a result of the occurrence of a terminating event. </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_ShareBasedCompensationArrangementByShareBasedPaymentAwardStockOptionsCancelledOrExpiredWeightedAverageGrantDateFairValue" xlink:label="loc_mdxg_ShareBasedCompensationArrangementByShareBasedPaymentAwardStockOptionsCancelledOrExpiredWeightedAverageGrantDateFairValue_9756A0704001ACB5F3A37425FD9F663B" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_mdxg_ShareBasedCompensationArrangementByShareBasedPaymentAwardStockOptionsCancelledOrExpiredWeightedAverageGrantDateFairValue_9756A0704001ACB5F3A37425FD9F663B" xlink:to="lab_mdxg_ShareBasedCompensationArrangementByShareBasedPaymentAwardStockOptionsCancelledOrExpiredWeightedAverageGrantDateFairValue_9756A0704001ACB5F3A37425FD9F663B" xlink:type="arc"/>
<link:label id="lab_mdxg_ShareBasedCompensationArrangementByShareBasedPaymentAwardStockOptionsVestedInPeriodWeightedAverageGrantDateFairValue_A722833EDF1554FC6D557425FD9F28C0_terseLabel_en-US" xlink:label="lab_mdxg_ShareBasedCompensationArrangementByShareBasedPaymentAwardStockOptionsVestedInPeriodWeightedAverageGrantDateFairValue_A722833EDF1554FC6D557425FD9F28C0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Vested (in dollars per share) </link:label>
<link:label id="lab_mdxg_ShareBasedCompensationArrangementByShareBasedPaymentAwardStockOptionsVestedInPeriodWeightedAverageGrantDateFairValue_A722833EDF1554FC6D557425FD9F28C0_label_en-US" xlink:label="lab_mdxg_ShareBasedCompensationArrangementByShareBasedPaymentAwardStockOptionsVestedInPeriodWeightedAverageGrantDateFairValue_A722833EDF1554FC6D557425FD9F28C0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share Based Compensation Arrangement By Share Based Payment Award Stock Options Vested In Period Weighted Average Grant Date Fair Value </link:label>
<link:label id="lab_mdxg_ShareBasedCompensationArrangementByShareBasedPaymentAwardStockOptionsVestedInPeriodWeightedAverageGrantDateFairValue_A722833EDF1554FC6D557425FD9F28C0_documentation_en-US" xlink:label="lab_mdxg_ShareBasedCompensationArrangementByShareBasedPaymentAwardStockOptionsVestedInPeriodWeightedAverageGrantDateFairValue_A722833EDF1554FC6D557425FD9F28C0" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> The weighted average fair value as of grant date pertaining to an equity-based award plan stock option plan for which the grantee gained the right during the reporting period, by satisfying service and performance requirements, to receive or retain shares or units, other instruments, or cash in accordance with the terms of the arrangement. </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_ShareBasedCompensationArrangementByShareBasedPaymentAwardStockOptionsVestedInPeriodWeightedAverageGrantDateFairValue" xlink:label="loc_mdxg_ShareBasedCompensationArrangementByShareBasedPaymentAwardStockOptionsVestedInPeriodWeightedAverageGrantDateFairValue_A722833EDF1554FC6D557425FD9F28C0" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_mdxg_ShareBasedCompensationArrangementByShareBasedPaymentAwardStockOptionsVestedInPeriodWeightedAverageGrantDateFairValue_A722833EDF1554FC6D557425FD9F28C0" xlink:to="lab_mdxg_ShareBasedCompensationArrangementByShareBasedPaymentAwardStockOptionsVestedInPeriodWeightedAverageGrantDateFairValue_A722833EDF1554FC6D557425FD9F28C0" xlink:type="arc"/>
<link:label id="lab_mdxg_ShareBasedCompensationArrangementByShareBasedPaymentAwardStockOptionsNonvestedWeightedAverageGrantDateFairValue_87718626FF98398DF7797425FD9FAE88_terseLabel_en-US" xlink:label="lab_mdxg_ShareBasedCompensationArrangementByShareBasedPaymentAwardStockOptionsNonvestedWeightedAverageGrantDateFairValue_87718626FF98398DF7797425FD9FAE88" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Unvested at end of year (in dollars per share) </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_ShareBasedCompensationArrangementByShareBasedPaymentAwardStockOptionsNonvestedWeightedAverageGrantDateFairValue" xlink:label="loc_mdxg_ShareBasedCompensationArrangementByShareBasedPaymentAwardStockOptionsNonvestedWeightedAverageGrantDateFairValue_87718626FF98398DF7797425FD9FAE88" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_mdxg_ShareBasedCompensationArrangementByShareBasedPaymentAwardStockOptionsNonvestedWeightedAverageGrantDateFairValue_87718626FF98398DF7797425FD9FAE88" xlink:to="lab_mdxg_ShareBasedCompensationArrangementByShareBasedPaymentAwardStockOptionsNonvestedWeightedAverageGrantDateFairValue_87718626FF98398DF7797425FD9FAE88" xlink:type="arc"/>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsAndMethodologyAbstract_054E80394FA5CA9B9CC32317FB973D0E_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsAndMethodologyAbstract_054E80394FA5CA9B9CC32317FB973D0E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Fair value options valuation assumptions [Abstract] </link:label>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsAndMethodologyAbstract_054E80394FA5CA9B9CC32317FB973D0E_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsAndMethodologyAbstract_054E80394FA5CA9B9CC32317FB973D0E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions and Methodology [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsAndMethodologyAbstract" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsAndMethodologyAbstract_054E80394FA5CA9B9CC32317FB973D0E" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsAndMethodologyAbstract_054E80394FA5CA9B9CC32317FB973D0E" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsAndMethodologyAbstract_054E80394FA5CA9B9CC32317FB973D0E" xlink:type="arc"/>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate_089F6E2C53506DE296002317FB970CF0_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate_089F6E2C53506DE296002317FB970CF0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Expected volatility (in hundredths) </link:label>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate_089F6E2C53506DE296002317FB970CF0_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate_089F6E2C53506DE296002317FB970CF0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Volatility Rate </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate_089F6E2C53506DE296002317FB970CF0" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate_089F6E2C53506DE296002317FB970CF0" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate_089F6E2C53506DE296002317FB970CF0" xlink:type="arc"/>
<link:label id="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1_0C995270DBBA56AF5A1C2317FB9CA9A5_terseLabel_en-US" xlink:label="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1_0C995270DBBA56AF5A1C2317FB9CA9A5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Expected life </link:label>
<link:label id="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1_0C995270DBBA56AF5A1C2317FB9CA9A5_label_en-US" xlink:label="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1_0C995270DBBA56AF5A1C2317FB9CA9A5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Term </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1" xlink:label="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1_0C995270DBBA56AF5A1C2317FB9CA9A5" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1_0C995270DBBA56AF5A1C2317FB9CA9A5" xlink:to="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1_0C995270DBBA56AF5A1C2317FB9CA9A5" xlink:type="arc"/>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate_C4507DFE2D2E234CC1322317FB9DEC51_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate_C4507DFE2D2E234CC1322317FB9DEC51" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Expected dividend yield (in hundredths) </link:label>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate_C4507DFE2D2E234CC1322317FB9DEC51_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate_C4507DFE2D2E234CC1322317FB9DEC51" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Dividend Rate </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate_C4507DFE2D2E234CC1322317FB9DEC51" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate_C4507DFE2D2E234CC1322317FB9DEC51" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate_C4507DFE2D2E234CC1322317FB9DEC51" xlink:type="arc"/>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMinimum_EE39EB561FD25E53A7B92317FB9D5F0D_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMinimum_EE39EB561FD25E53A7B92317FB9D5F0D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Risk-free interest rate, minimum (in hundredths) </link:label>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMinimum_EE39EB561FD25E53A7B92317FB9D5F0D_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMinimum_EE39EB561FD25E53A7B92317FB9D5F0D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Risk Free Interest Rate, Minimum </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMinimum" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMinimum_EE39EB561FD25E53A7B92317FB9D5F0D" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMinimum_EE39EB561FD25E53A7B92317FB9D5F0D" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMinimum_EE39EB561FD25E53A7B92317FB9D5F0D" xlink:type="arc"/>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMaximum_BB9BD38A08C4504168532317FB9D8352_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMaximum_BB9BD38A08C4504168532317FB9D8352" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Risk-free interest rate, maximum (in hundredths) </link:label>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMaximum_BB9BD38A08C4504168532317FB9D8352_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMaximum_BB9BD38A08C4504168532317FB9D8352" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Risk Free Interest Rate, Maximum </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMaximum" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMaximum_BB9BD38A08C4504168532317FB9D8352" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMaximum_BB9BD38A08C4504168532317FB9D8352" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMaximum_BB9BD38A08C4504168532317FB9D8352" xlink:type="arc"/>
<link:label id="lab_mdxg_ScheduleOfIntangibleAssetsActivityTableTextBlock_DB8F88E1445268189C96047907AD69BB_terseLabel_en-US" xlink:label="lab_mdxg_ScheduleOfIntangibleAssetsActivityTableTextBlock_DB8F88E1445268189C96047907AD69BB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Intangible assets activity summary </link:label>
<link:label id="lab_mdxg_ScheduleOfIntangibleAssetsActivityTableTextBlock_DB8F88E1445268189C96047907AD69BB_label_en-US" xlink:label="lab_mdxg_ScheduleOfIntangibleAssetsActivityTableTextBlock_DB8F88E1445268189C96047907AD69BB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Schedule of Intangible assets activity [Table Text Block] </link:label>
<link:label id="lab_mdxg_ScheduleOfIntangibleAssetsActivityTableTextBlock_DB8F88E1445268189C96047907AD69BB_documentation_en-US" xlink:label="lab_mdxg_ScheduleOfIntangibleAssetsActivityTableTextBlock_DB8F88E1445268189C96047907AD69BB" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Tabular disclosure of intangible assets activity, which may be broken down by segment or major class. </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_ScheduleOfIntangibleAssetsActivityTableTextBlock" xlink:label="loc_mdxg_ScheduleOfIntangibleAssetsActivityTableTextBlock_DB8F88E1445268189C96047907AD69BB" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_mdxg_ScheduleOfIntangibleAssetsActivityTableTextBlock_DB8F88E1445268189C96047907AD69BB" xlink:to="lab_mdxg_ScheduleOfIntangibleAssetsActivityTableTextBlock_DB8F88E1445268189C96047907AD69BB" xlink:type="arc"/>
<link:label id="lab_us-gaap_ScheduleofFiniteLivedIntangibleAssetsFutureAmortizationExpenseTableTextBlock_D2CDFF53B1310EA78729047907ADCD12_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleofFiniteLivedIntangibleAssetsFutureAmortizationExpenseTableTextBlock_D2CDFF53B1310EA78729047907ADCD12" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Estimated future amortization expense for intangible assets </link:label>
<link:label id="lab_us-gaap_ScheduleofFiniteLivedIntangibleAssetsFutureAmortizationExpenseTableTextBlock_D2CDFF53B1310EA78729047907ADCD12_label_en-US" xlink:label="lab_us-gaap_ScheduleofFiniteLivedIntangibleAssetsFutureAmortizationExpenseTableTextBlock_D2CDFF53B1310EA78729047907ADCD12" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ScheduleofFiniteLivedIntangibleAssetsFutureAmortizationExpenseTableTextBlock" xlink:label="loc_us-gaap_ScheduleofFiniteLivedIntangibleAssetsFutureAmortizationExpenseTableTextBlock_D2CDFF53B1310EA78729047907ADCD12" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleofFiniteLivedIntangibleAssetsFutureAmortizationExpenseTableTextBlock_D2CDFF53B1310EA78729047907ADCD12" xlink:to="lab_us-gaap_ScheduleofFiniteLivedIntangibleAssetsFutureAmortizationExpenseTableTextBlock_D2CDFF53B1310EA78729047907ADCD12" xlink:type="arc"/>
<link:label id="lab_us-gaap_RelatedPartyTransactionsAbstract_8580E894AA0F3117F690048D38103B9A_label_en-US" xlink:label="lab_us-gaap_RelatedPartyTransactionsAbstract_8580E894AA0F3117F690048D38103B9A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Related Party Transactions [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_RelatedPartyTransactionsAbstract" xlink:label="loc_us-gaap_RelatedPartyTransactionsAbstract_8580E894AA0F3117F690048D38103B9A" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RelatedPartyTransactionsAbstract_8580E894AA0F3117F690048D38103B9A" xlink:to="lab_us-gaap_RelatedPartyTransactionsAbstract_8580E894AA0F3117F690048D38103B9A" xlink:type="arc"/>
<link:label id="lab_us-gaap_ScheduleOfRelatedPartyTransactionsTableTextBlock_39D51BD5C28AEEFE4E34048D3815FB27_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfRelatedPartyTransactionsTableTextBlock_39D51BD5C28AEEFE4E34048D3815FB27" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Related party expense </link:label>
<link:label id="lab_us-gaap_ScheduleOfRelatedPartyTransactionsTableTextBlock_39D51BD5C28AEEFE4E34048D3815FB27_label_en-US" xlink:label="lab_us-gaap_ScheduleOfRelatedPartyTransactionsTableTextBlock_39D51BD5C28AEEFE4E34048D3815FB27" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Schedule of Related Party Transactions [Table Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ScheduleOfRelatedPartyTransactionsTableTextBlock" xlink:label="loc_us-gaap_ScheduleOfRelatedPartyTransactionsTableTextBlock_39D51BD5C28AEEFE4E34048D3815FB27" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfRelatedPartyTransactionsTableTextBlock_39D51BD5C28AEEFE4E34048D3815FB27" xlink:to="lab_us-gaap_ScheduleOfRelatedPartyTransactionsTableTextBlock_39D51BD5C28AEEFE4E34048D3815FB27" xlink:type="arc"/>
<link:label id="lab_us-gaap_PropertyPlantAndEquipmentDisclosureTextBlock_F2BEB0F0D91A65E8FF07032D8B6CF5E2_verboseLabel_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentDisclosureTextBlock_F2BEB0F0D91A65E8FF07032D8B6CF5E2" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Property and Equipment </link:label>
<link:label id="lab_us-gaap_PropertyPlantAndEquipmentDisclosureTextBlock_F2BEB0F0D91A65E8FF07032D8B6CF5E2_label_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentDisclosureTextBlock_F2BEB0F0D91A65E8FF07032D8B6CF5E2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Property, Plant and Equipment Disclosure [Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_PropertyPlantAndEquipmentDisclosureTextBlock" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentDisclosureTextBlock_F2BEB0F0D91A65E8FF07032D8B6CF5E2" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentDisclosureTextBlock_F2BEB0F0D91A65E8FF07032D8B6CF5E2" xlink:to="lab_us-gaap_PropertyPlantAndEquipmentDisclosureTextBlock_F2BEB0F0D91A65E8FF07032D8B6CF5E2" xlink:type="arc"/>
<link:label id="lab_us-gaap_ScheduleOfShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeTable_DEC6798EB79A4653CE3E230A682D20F1_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeTable_DEC6798EB79A4653CE3E230A682D20F1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Schedule of Share-based Compensation, Shares Authorized under Stock Option Plans, by Exercise Price Range [Table] </link:label>
<link:label id="lab_us-gaap_ScheduleOfShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeTable_DEC6798EB79A4653CE3E230A682D20F1_label_en-US" xlink:label="lab_us-gaap_ScheduleOfShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeTable_DEC6798EB79A4653CE3E230A682D20F1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Schedule of Share-based Compensation, Shares Authorized under Stock Option Plans, by Exercise Price Range [Table] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ScheduleOfShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeTable" xlink:label="loc_us-gaap_ScheduleOfShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeTable_DEC6798EB79A4653CE3E230A682D20F1" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeTable_DEC6798EB79A4653CE3E230A682D20F1" xlink:to="lab_us-gaap_ScheduleOfShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeTable_DEC6798EB79A4653CE3E230A682D20F1" xlink:type="arc"/>
<link:label id="lab_us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeAxis_5C8540F4683278AB455D230ADFB300A5_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeAxis_5C8540F4683278AB455D230ADFB300A5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Exercise Price Range [Axis] </link:label>
<link:label id="lab_us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeAxis_5C8540F4683278AB455D230ADFB300A5_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeAxis_5C8540F4683278AB455D230ADFB300A5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Exercise Price Range [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeAxis" xlink:label="loc_us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeAxis_5C8540F4683278AB455D230ADFB300A5" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeAxis_5C8540F4683278AB455D230ADFB300A5" xlink:to="lab_us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeAxis_5C8540F4683278AB455D230ADFB300A5" xlink:type="arc"/>
<link:label id="lab_us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeDomain_E990B1C825C064702B63230ADFB4EC10_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeDomain_E990B1C825C064702B63230ADFB4EC10" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Domain] </link:label>
<link:label id="lab_us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeDomain_E990B1C825C064702B63230ADFB4EC10_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeDomain_E990B1C825C064702B63230ADFB4EC10" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeDomain" xlink:label="loc_us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeDomain_E990B1C825C064702B63230ADFB4EC10" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeDomain_E990B1C825C064702B63230ADFB4EC10" xlink:to="lab_us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeDomain_E990B1C825C064702B63230ADFB4EC10" xlink:type="arc"/>
<link:label id="lab_mdxg_PriceRange050To076Member_6F0EF10E4227854B5296230ADFB4AC2C_terseLabel_en-US" xlink:label="lab_mdxg_PriceRange050To076Member_6F0EF10E4227854B5296230ADFB4AC2C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> $0.50 - $0.76 </link:label>
<link:label id="lab_mdxg_PriceRange050To076Member_6F0EF10E4227854B5296230ADFB4AC2C_label_en-US" xlink:label="lab_mdxg_PriceRange050To076Member_6F0EF10E4227854B5296230ADFB4AC2C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Price Range050 To076 [Member] </link:label>
<link:label id="lab_mdxg_PriceRange050To076Member_6F0EF10E4227854B5296230ADFB4AC2C_documentation_en-US" xlink:label="lab_mdxg_PriceRange050To076Member_6F0EF10E4227854B5296230ADFB4AC2C" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Options range of exercise prices. </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_PriceRange050To076Member" xlink:label="loc_mdxg_PriceRange050To076Member_6F0EF10E4227854B5296230ADFB4AC2C" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_mdxg_PriceRange050To076Member_6F0EF10E4227854B5296230ADFB4AC2C" xlink:to="lab_mdxg_PriceRange050To076Member_6F0EF10E4227854B5296230ADFB4AC2C" xlink:type="arc"/>
<link:label id="lab_mdxg_PriceRange087To135Member_1707DD0A56B30B5D6DFD230ADFB4CCDD_terseLabel_en-US" xlink:label="lab_mdxg_PriceRange087To135Member_1707DD0A56B30B5D6DFD230ADFB4CCDD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> $0.87 - $1.35 </link:label>
<link:label id="lab_mdxg_PriceRange087To135Member_1707DD0A56B30B5D6DFD230ADFB4CCDD_label_en-US" xlink:label="lab_mdxg_PriceRange087To135Member_1707DD0A56B30B5D6DFD230ADFB4CCDD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Price Range 087 To 135 [Member] </link:label>
<link:label id="lab_mdxg_PriceRange087To135Member_1707DD0A56B30B5D6DFD230ADFB4CCDD_documentation_en-US" xlink:label="lab_mdxg_PriceRange087To135Member_1707DD0A56B30B5D6DFD230ADFB4CCDD" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Options range of exercise prices. </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_PriceRange087To135Member" xlink:label="loc_mdxg_PriceRange087To135Member_1707DD0A56B30B5D6DFD230ADFB4CCDD" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_mdxg_PriceRange087To135Member_1707DD0A56B30B5D6DFD230ADFB4CCDD" xlink:to="lab_mdxg_PriceRange087To135Member_1707DD0A56B30B5D6DFD230ADFB4CCDD" xlink:type="arc"/>
<link:label id="lab_mdxg_PriceRange140To229Member_7BE1C5C0BED85556B3FC230ADFB4518B_terseLabel_en-US" xlink:label="lab_mdxg_PriceRange140To229Member_7BE1C5C0BED85556B3FC230ADFB4518B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> $1.40 - $2.29 </link:label>
<link:label id="lab_mdxg_PriceRange140To229Member_7BE1C5C0BED85556B3FC230ADFB4518B_label_en-US" xlink:label="lab_mdxg_PriceRange140To229Member_7BE1C5C0BED85556B3FC230ADFB4518B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Price Range 140 To 229 [Member] </link:label>
<link:label id="lab_mdxg_PriceRange140To229Member_7BE1C5C0BED85556B3FC230ADFB4518B_documentation_en-US" xlink:label="lab_mdxg_PriceRange140To229Member_7BE1C5C0BED85556B3FC230ADFB4518B" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Options range of exercise prices. </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_PriceRange140To229Member" xlink:label="loc_mdxg_PriceRange140To229Member_7BE1C5C0BED85556B3FC230ADFB4518B" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_mdxg_PriceRange140To229Member_7BE1C5C0BED85556B3FC230ADFB4518B" xlink:to="lab_mdxg_PriceRange140To229Member_7BE1C5C0BED85556B3FC230ADFB4518B" xlink:type="arc"/>
<link:label id="lab_mdxg_PriceRange233To375Member_7C8DC5966B90B4BCCA86230ADFB45CA5_terseLabel_en-US" xlink:label="lab_mdxg_PriceRange233To375Member_7C8DC5966B90B4BCCA86230ADFB45CA5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> $2.33 - $3.75 </link:label>
<link:label id="lab_mdxg_PriceRange233To375Member_7C8DC5966B90B4BCCA86230ADFB45CA5_label_en-US" xlink:label="lab_mdxg_PriceRange233To375Member_7C8DC5966B90B4BCCA86230ADFB45CA5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Price Range 233 To 375 [Member] </link:label>
<link:label id="lab_mdxg_PriceRange233To375Member_7C8DC5966B90B4BCCA86230ADFB45CA5_documentation_en-US" xlink:label="lab_mdxg_PriceRange233To375Member_7C8DC5966B90B4BCCA86230ADFB45CA5" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Options range of exercise prices. </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_PriceRange233To375Member" xlink:label="loc_mdxg_PriceRange233To375Member_7C8DC5966B90B4BCCA86230ADFB45CA5" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_mdxg_PriceRange233To375Member_7C8DC5966B90B4BCCA86230ADFB45CA5" xlink:to="lab_mdxg_PriceRange233To375Member_7C8DC5966B90B4BCCA86230ADFB45CA5" xlink:type="arc"/>
<link:label id="lab_mdxg_PriceRange395To653Member_4EE422C9AF7DC736D0E8230ADFB4C00C_terseLabel_en-US" xlink:label="lab_mdxg_PriceRange395To653Member_4EE422C9AF7DC736D0E8230ADFB4C00C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> $3.95 - $6.02 </link:label>
<link:label id="lab_mdxg_PriceRange395To653Member_4EE422C9AF7DC736D0E8230ADFB4C00C_label_en-US" xlink:label="lab_mdxg_PriceRange395To653Member_4EE422C9AF7DC736D0E8230ADFB4C00C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Price Range 395 To 653 [Member] </link:label>
<link:label id="lab_mdxg_PriceRange395To653Member_4EE422C9AF7DC736D0E8230ADFB4C00C_documentation_en-US" xlink:label="lab_mdxg_PriceRange395To653Member_4EE422C9AF7DC736D0E8230ADFB4C00C" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Price Range 395 To 653 </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_PriceRange395To653Member" xlink:label="loc_mdxg_PriceRange395To653Member_4EE422C9AF7DC736D0E8230ADFB4C00C" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_mdxg_PriceRange395To653Member_4EE422C9AF7DC736D0E8230ADFB4C00C" xlink:to="lab_mdxg_PriceRange395To653Member_4EE422C9AF7DC736D0E8230ADFB4C00C" xlink:type="arc"/>
<link:label id="lab_mdxg_PriceRange604To793Member_4B244B3AB04FCD3B99FA230ADFB5DC45_terseLabel_en-US" xlink:label="lab_mdxg_PriceRange604To793Member_4B244B3AB04FCD3B99FA230ADFB5DC45" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> $6.04 - $7.93 </link:label>
<link:label id="lab_mdxg_PriceRange604To793Member_4B244B3AB04FCD3B99FA230ADFB5DC45_label_en-US" xlink:label="lab_mdxg_PriceRange604To793Member_4B244B3AB04FCD3B99FA230ADFB5DC45" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Price Range 604 To 793 [Member] </link:label>
<link:label id="lab_mdxg_PriceRange604To793Member_4B244B3AB04FCD3B99FA230ADFB5DC45_documentation_en-US" xlink:label="lab_mdxg_PriceRange604To793Member_4B244B3AB04FCD3B99FA230ADFB5DC45" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Price Range 604 To 793 [Member] </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_PriceRange604To793Member" xlink:label="loc_mdxg_PriceRange604To793Member_4B244B3AB04FCD3B99FA230ADFB5DC45" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_mdxg_PriceRange604To793Member_4B244B3AB04FCD3B99FA230ADFB5DC45" xlink:to="lab_mdxg_PriceRange604To793Member_4B244B3AB04FCD3B99FA230ADFB5DC45" xlink:type="arc"/>
<link:label id="lab_us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeLineItems_3F6E080DDA0E4900F0EC230A682DB662_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeLineItems_3F6E080DDA0E4900F0EC230A682DB662" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items] </link:label>
<link:label id="lab_us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeLineItems_3F6E080DDA0E4900F0EC230A682DB662_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeLineItems_3F6E080DDA0E4900F0EC230A682DB662" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeLineItems" xlink:label="loc_us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeLineItems_3F6E080DDA0E4900F0EC230A682DB662" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeLineItems_3F6E080DDA0E4900F0EC230A682DB662" xlink:to="lab_us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeLineItems_3F6E080DDA0E4900F0EC230A682DB662" xlink:type="arc"/>
<link:label id="lab_us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeLowerRangeLimit_2826B34C171FCCFBA6C8230CC99A5613_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeLowerRangeLimit_2826B34C171FCCFBA6C8230CC99A5613" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Exercise Price Range, lower range limit (in dollars per share) </link:label>
<link:label id="lab_us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeLowerRangeLimit_2826B34C171FCCFBA6C8230CC99A5613_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeLowerRangeLimit_2826B34C171FCCFBA6C8230CC99A5613" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Lower Range Limit </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeLowerRangeLimit" xlink:label="loc_us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeLowerRangeLimit_2826B34C171FCCFBA6C8230CC99A5613" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeLowerRangeLimit_2826B34C171FCCFBA6C8230CC99A5613" xlink:to="lab_us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeLowerRangeLimit_2826B34C171FCCFBA6C8230CC99A5613" xlink:type="arc"/>
<link:label id="lab_us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeUpperRangeLimit_C5E143E298677ACE7A05230CC9A73955_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeUpperRangeLimit_C5E143E298677ACE7A05230CC9A73955" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Exercise Price Range, upper range limit (in dollars per share) </link:label>
<link:label id="lab_us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeUpperRangeLimit_C5E143E298677ACE7A05230CC9A73955_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeUpperRangeLimit_C5E143E298677ACE7A05230CC9A73955" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Upper Range Limit </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeUpperRangeLimit" xlink:label="loc_us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeUpperRangeLimit_C5E143E298677ACE7A05230CC9A73955" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeUpperRangeLimit_C5E143E298677ACE7A05230CC9A73955" xlink:to="lab_us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeUpperRangeLimit_C5E143E298677ACE7A05230CC9A73955" xlink:type="arc"/>
<link:label id="lab_us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeNumberOfOutstandingOptions_DD45D846083DF10D8E68230CC9AA80B1_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeNumberOfOutstandingOptions_DD45D846083DF10D8E68230CC9AA80B1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Number of outstanding options (in shares) </link:label>
<link:label id="lab_us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeNumberOfOutstandingOptions_DD45D846083DF10D8E68230CC9AA80B1_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeNumberOfOutstandingOptions_DD45D846083DF10D8E68230CC9AA80B1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Number of Outstanding Options </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeNumberOfOutstandingOptions" xlink:label="loc_us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeNumberOfOutstandingOptions_DD45D846083DF10D8E68230CC9AA80B1" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeNumberOfOutstandingOptions_DD45D846083DF10D8E68230CC9AA80B1" xlink:to="lab_us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeNumberOfOutstandingOptions_DD45D846083DF10D8E68230CC9AA80B1" xlink:type="arc"/>
<link:label id="lab_us-gaap_SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeOutstandingOptionsWeightedAverageRemainingContractualTerm2_06019D5533CDAFCB46BF230CC9AEB2D0_terseLabel_en-US" xlink:label="lab_us-gaap_SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeOutstandingOptionsWeightedAverageRemainingContractualTerm2_06019D5533CDAFCB46BF230CC9AEB2D0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Outstanding Options, weighted average remaining contractual term </link:label>
<link:label id="lab_us-gaap_SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeOutstandingOptionsWeightedAverageRemainingContractualTerm2_06019D5533CDAFCB46BF230CC9AEB2D0_label_en-US" xlink:label="lab_us-gaap_SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeOutstandingOptionsWeightedAverageRemainingContractualTerm2_06019D5533CDAFCB46BF230CC9AEB2D0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Outstanding Options, Weighted Average Remaining Contractual Term </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeOutstandingOptionsWeightedAverageRemainingContractualTerm2" xlink:label="loc_us-gaap_SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeOutstandingOptionsWeightedAverageRemainingContractualTerm2_06019D5533CDAFCB46BF230CC9AEB2D0" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeOutstandingOptionsWeightedAverageRemainingContractualTerm2_06019D5533CDAFCB46BF230CC9AEB2D0" xlink:to="lab_us-gaap_SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeOutstandingOptionsWeightedAverageRemainingContractualTerm2_06019D5533CDAFCB46BF230CC9AEB2D0" xlink:type="arc"/>
<link:label id="lab_us-gaap_SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeOutstandingOptionsWeightedAverageExercisePriceBeginningBalance1_4E44762A5A8266D4DFE9230CC9B24AF9_terseLabel_en-US" xlink:label="lab_us-gaap_SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeOutstandingOptionsWeightedAverageExercisePriceBeginningBalance1_4E44762A5A8266D4DFE9230CC9B24AF9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Outstanding Options, weighted average exercise price (in dollars per share) </link:label>
<link:label id="lab_us-gaap_SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeOutstandingOptionsWeightedAverageExercisePriceBeginningBalance1_4E44762A5A8266D4DFE9230CC9B24AF9_label_en-US" xlink:label="lab_us-gaap_SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeOutstandingOptionsWeightedAverageExercisePriceBeginningBalance1_4E44762A5A8266D4DFE9230CC9B24AF9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Outstanding Options, Weighted Average Exercise Price </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeOutstandingOptionsWeightedAverageExercisePriceBeginningBalance1" xlink:label="loc_us-gaap_SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeOutstandingOptionsWeightedAverageExercisePriceBeginningBalance1_4E44762A5A8266D4DFE9230CC9B24AF9" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeOutstandingOptionsWeightedAverageExercisePriceBeginningBalance1_4E44762A5A8266D4DFE9230CC9B24AF9" xlink:to="lab_us-gaap_SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeOutstandingOptionsWeightedAverageExercisePriceBeginningBalance1_4E44762A5A8266D4DFE9230CC9B24AF9" xlink:type="arc"/>
<link:label id="lab_us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeNumberOfExercisableOptions_3C6FBEA40C9C127BD84D230CC9B66885_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeNumberOfExercisableOptions_3C6FBEA40C9C127BD84D230CC9B66885" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Number of exercisable options (in shares) </link:label>
<link:label id="lab_us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeNumberOfExercisableOptions_3C6FBEA40C9C127BD84D230CC9B66885_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeNumberOfExercisableOptions_3C6FBEA40C9C127BD84D230CC9B66885" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Number of Exercisable Options </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeNumberOfExercisableOptions" xlink:label="loc_us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeNumberOfExercisableOptions_3C6FBEA40C9C127BD84D230CC9B66885" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeNumberOfExercisableOptions_3C6FBEA40C9C127BD84D230CC9B66885" xlink:to="lab_us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeNumberOfExercisableOptions_3C6FBEA40C9C127BD84D230CC9B66885" xlink:type="arc"/>
<link:label id="lab_us-gaap_SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeExercisableOptionsWeightedAverageExercisePrice1_5BD066462B87C1DEF280230CC9BA6E17_terseLabel_en-US" xlink:label="lab_us-gaap_SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeExercisableOptionsWeightedAverageExercisePrice1_5BD066462B87C1DEF280230CC9BA6E17" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Exercisable Options, weighted average exercise price (in dollars per share) </link:label>
<link:label id="lab_us-gaap_SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeExercisableOptionsWeightedAverageExercisePrice1_5BD066462B87C1DEF280230CC9BA6E17_label_en-US" xlink:label="lab_us-gaap_SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeExercisableOptionsWeightedAverageExercisePrice1_5BD066462B87C1DEF280230CC9BA6E17" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Exercisable Options, Weighted Average Exercise Price </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeExercisableOptionsWeightedAverageExercisePrice1" xlink:label="loc_us-gaap_SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeExercisableOptionsWeightedAverageExercisePrice1_5BD066462B87C1DEF280230CC9BA6E17" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeExercisableOptionsWeightedAverageExercisePrice1_5BD066462B87C1DEF280230CC9BA6E17" xlink:to="lab_us-gaap_SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeExercisableOptionsWeightedAverageExercisePrice1_5BD066462B87C1DEF280230CC9BA6E17" xlink:type="arc"/>
<link:label id="lab_us-gaap_AssetsCurrent_9EEE40B99AC81F2A814743434E6E976F_terseLabel_en-US" xlink:label="lab_us-gaap_AssetsCurrent_9EEE40B99AC81F2A814743434E6E976F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Total current assets </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_AssetsCurrent" xlink:label="loc_us-gaap_AssetsCurrent_9EEE40B99AC81F2A814743434E6E976F" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AssetsCurrent_9EEE40B99AC81F2A814743434E6E976F" xlink:to="lab_us-gaap_AssetsCurrent_9EEE40B99AC81F2A814743434E6E976F" xlink:type="arc"/>
<link:label id="lab_us-gaap_LiabilitiesCurrent_0DBC2846E7A0ED5D8A6A43434E6E9CB5_terseLabel_en-US" xlink:label="lab_us-gaap_LiabilitiesCurrent_0DBC2846E7A0ED5D8A6A43434E6E9CB5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Total current liabilities </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_LiabilitiesCurrent" xlink:label="loc_us-gaap_LiabilitiesCurrent_0DBC2846E7A0ED5D8A6A43434E6E9CB5" xlink:type="locator"/>
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<link:label id="lab_us-gaap_IncomeTaxDisclosureTextBlock_931F27295FDB2780F97C048D385F34AA_verboseLabel_en-US" xlink:label="lab_us-gaap_IncomeTaxDisclosureTextBlock_931F27295FDB2780F97C048D385F34AA" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Income Taxes </link:label>
<link:label id="lab_us-gaap_IncomeTaxDisclosureTextBlock_931F27295FDB2780F97C048D385F34AA_label_en-US" xlink:label="lab_us-gaap_IncomeTaxDisclosureTextBlock_931F27295FDB2780F97C048D385F34AA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Income Tax Disclosure [Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_IncomeTaxDisclosureTextBlock" xlink:label="loc_us-gaap_IncomeTaxDisclosureTextBlock_931F27295FDB2780F97C048D385F34AA" xlink:type="locator"/>
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<link:label id="lab_us-gaap_IncomeStatementAbstract_29FD86344479619D15664C961D8B81FC_label_en-US" xlink:label="lab_us-gaap_IncomeStatementAbstract_29FD86344479619D15664C961D8B81FC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Income Statement [Abstract] </link:label>
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<link:label id="lab_us-gaap_CostOfGoodsSold_5DF497DBA4B6423E140E4C961D8B929D_terseLabel_en-US" xlink:label="lab_us-gaap_CostOfGoodsSold_5DF497DBA4B6423E140E4C961D8B929D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Cost of sales </link:label>
<link:label id="lab_us-gaap_CostOfGoodsSold_5DF497DBA4B6423E140E4C961D8B929D_label_en-US" xlink:label="lab_us-gaap_CostOfGoodsSold_5DF497DBA4B6423E140E4C961D8B929D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Cost of Goods Sold </link:label>
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<link:label id="lab_us-gaap_GrossProfit_A955C6A577FCB4FAD9234C961D8B2817_totalLabel_en-US" xlink:label="lab_us-gaap_GrossProfit_A955C6A577FCB4FAD9234C961D8B2817" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Gross margin </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_GrossProfit" xlink:label="loc_us-gaap_GrossProfit_A955C6A577FCB4FAD9234C961D8B2817" xlink:type="locator"/>
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<link:label id="lab_us-gaap_OperatingExpensesAbstract_0CB625640902D13C4A6E4C961D8BD29A_terseLabel_en-US" xlink:label="lab_us-gaap_OperatingExpensesAbstract_0CB625640902D13C4A6E4C961D8BD29A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Operating expenses: </link:label>
<link:label id="lab_us-gaap_OperatingExpensesAbstract_0CB625640902D13C4A6E4C961D8BD29A_label_en-US" xlink:label="lab_us-gaap_OperatingExpensesAbstract_0CB625640902D13C4A6E4C961D8BD29A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Operating Expenses [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_OperatingExpensesAbstract" xlink:label="loc_us-gaap_OperatingExpensesAbstract_0CB625640902D13C4A6E4C961D8BD29A" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ResearchAndDevelopmentExpense_B9BFCB77D2486805EDE44C961D8BA5AF_terseLabel_en-US" xlink:label="lab_us-gaap_ResearchAndDevelopmentExpense_B9BFCB77D2486805EDE44C961D8BA5AF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Research and development expenses </link:label>
<link:label id="lab_us-gaap_ResearchAndDevelopmentExpense_B9BFCB77D2486805EDE44C961D8BA5AF_label_en-US" xlink:label="lab_us-gaap_ResearchAndDevelopmentExpense_B9BFCB77D2486805EDE44C961D8BA5AF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Research and Development Expense </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ResearchAndDevelopmentExpense" xlink:label="loc_us-gaap_ResearchAndDevelopmentExpense_B9BFCB77D2486805EDE44C961D8BA5AF" xlink:type="locator"/>
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<link:label id="lab_us-gaap_SellingGeneralAndAdministrativeExpense_1C4C6E9528203EC003C04C961D8B86AC_terseLabel_en-US" xlink:label="lab_us-gaap_SellingGeneralAndAdministrativeExpense_1C4C6E9528203EC003C04C961D8B86AC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Selling, general and administrative expenses </link:label>
<link:label id="lab_us-gaap_SellingGeneralAndAdministrativeExpense_1C4C6E9528203EC003C04C961D8B86AC_label_en-US" xlink:label="lab_us-gaap_SellingGeneralAndAdministrativeExpense_1C4C6E9528203EC003C04C961D8B86AC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Selling, General and Administrative Expense </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_SellingGeneralAndAdministrativeExpense" xlink:label="loc_us-gaap_SellingGeneralAndAdministrativeExpense_1C4C6E9528203EC003C04C961D8B86AC" xlink:type="locator"/>
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<link:label id="lab_mdxg_ImpairmentOfIntangibleAssets_85E9FF46E52755950AC34C961D8B2A28_terseLabel_en-US" xlink:label="lab_mdxg_ImpairmentOfIntangibleAssets_85E9FF46E52755950AC34C961D8B2A28" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Impairment of intangible assets </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_ImpairmentOfIntangibleAssets" xlink:label="loc_mdxg_ImpairmentOfIntangibleAssets_85E9FF46E52755950AC34C961D8B2A28" xlink:type="locator"/>
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<link:label id="lab_mdxg_FairValueAdjustmentOfEarn-OutLiability_512BCDC6EB8D579A01564C961D8B0765_terseLabel_en-US" xlink:label="lab_mdxg_FairValueAdjustmentOfEarn-OutLiability_512BCDC6EB8D579A01564C961D8B0765" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Fair value adjustment of earn-out liability </link:label>
<link:label id="lab_mdxg_FairValueAdjustmentOfEarn-OutLiability_512BCDC6EB8D579A01564C961D8B0765_label_en-US" xlink:label="lab_mdxg_FairValueAdjustmentOfEarn-OutLiability_512BCDC6EB8D579A01564C961D8B0765" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Fair value adjustment of earn-out liability </link:label>
<link:label id="lab_mdxg_FairValueAdjustmentOfEarn-OutLiability_512BCDC6EB8D579A01564C961D8B0765_documentation_en-US" xlink:label="lab_mdxg_FairValueAdjustmentOfEarn-OutLiability_512BCDC6EB8D579A01564C961D8B0765" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> The fair value adjustment of earn-out liability. </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_FairValueAdjustmentOfEarn-OutLiability" xlink:label="loc_mdxg_FairValueAdjustmentOfEarn-OutLiability_512BCDC6EB8D579A01564C961D8B0765" xlink:type="locator"/>
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<link:label id="lab_us-gaap_OperatingIncomeLoss_272489C118CB64681EB34C961D8BB5BF_totalLabel_en-US" xlink:label="lab_us-gaap_OperatingIncomeLoss_272489C118CB64681EB34C961D8BB5BF" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Operating income (loss) </link:label>
<link:label id="lab_us-gaap_OperatingIncomeLoss_272489C118CB64681EB34C961D8BB5BF_label_en-US" xlink:label="lab_us-gaap_OperatingIncomeLoss_272489C118CB64681EB34C961D8BB5BF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Operating Income (Loss) </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_OperatingIncomeLoss" xlink:label="loc_us-gaap_OperatingIncomeLoss_272489C118CB64681EB34C961D8BB5BF" xlink:type="locator"/>
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<link:label id="lab_us-gaap_NonoperatingIncomeExpenseAbstract_2121379A13981174DDA04C961D8BCB64_terseLabel_en-US" xlink:label="lab_us-gaap_NonoperatingIncomeExpenseAbstract_2121379A13981174DDA04C961D8BCB64" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Other income (expense), net </link:label>
<link:label id="lab_us-gaap_NonoperatingIncomeExpenseAbstract_2121379A13981174DDA04C961D8BCB64_label_en-US" xlink:label="lab_us-gaap_NonoperatingIncomeExpenseAbstract_2121379A13981174DDA04C961D8BCB64" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Nonoperating Income (Expense) [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_NonoperatingIncomeExpenseAbstract" xlink:label="loc_us-gaap_NonoperatingIncomeExpenseAbstract_2121379A13981174DDA04C961D8BCB64" xlink:type="locator"/>
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<link:label id="lab_us-gaap_AmortizationOfFinancingCostsAndDiscounts_6CC933FF518920E516784C961D8BC148_negatedLabel_en-US" xlink:label="lab_us-gaap_AmortizationOfFinancingCostsAndDiscounts_6CC933FF518920E516784C961D8BC148" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Amortization of debt discount </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_AmortizationOfFinancingCostsAndDiscounts" xlink:label="loc_us-gaap_AmortizationOfFinancingCostsAndDiscounts_6CC933FF518920E516784C961D8BC148" xlink:type="locator"/>
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<link:label id="lab_us-gaap_InterestExpense_BBD953A3C22ACEBA0BA84C961D8C7B8E_negatedLabel_en-US" xlink:label="lab_us-gaap_InterestExpense_BBD953A3C22ACEBA0BA84C961D8C7B8E" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Interest expense, net </link:label>
<link:label id="lab_us-gaap_InterestExpense_BBD953A3C22ACEBA0BA84C961D8C7B8E_label_en-US" xlink:label="lab_us-gaap_InterestExpense_BBD953A3C22ACEBA0BA84C961D8C7B8E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Interest Expense </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_InterestExpense" xlink:label="loc_us-gaap_InterestExpense_BBD953A3C22ACEBA0BA84C961D8C7B8E" xlink:type="locator"/>
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<link:label id="lab_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments_1C71E60F5C9F8FF2688B4C961D8CB16E_totalLabel_en-US" xlink:label="lab_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments_1C71E60F5C9F8FF2688B4C961D8CB16E" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Income (loss) before income tax provision </link:label>
<link:label id="lab_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments_1C71E60F5C9F8FF2688B4C961D8CB16E_label_en-US" xlink:label="lab_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments_1C71E60F5C9F8FF2688B4C961D8CB16E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Extraordinary Items, Noncontrolling Interest </link:label>
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<link:label id="lab_us-gaap_IncomeTaxExpenseBenefit_14D2120AC8999827360F4C961D8CCA25_negatedLabel_en-US" xlink:label="lab_us-gaap_IncomeTaxExpenseBenefit_14D2120AC8999827360F4C961D8CCA25" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Income tax provision </link:label>
<link:label id="lab_us-gaap_IncomeTaxExpenseBenefit_14D2120AC8999827360F4C961D8CCA25_label_en-US" xlink:label="lab_us-gaap_IncomeTaxExpenseBenefit_14D2120AC8999827360F4C961D8CCA25" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Income Tax Expense (Benefit) </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_IncomeTaxExpenseBenefit" xlink:label="loc_us-gaap_IncomeTaxExpenseBenefit_14D2120AC8999827360F4C961D8CCA25" xlink:type="locator"/>
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<link:label id="lab_us-gaap_NetIncomeLoss_96570DA1DDE9D1495BEC4C961D8C7EF6_totalLabel_en-US" xlink:label="lab_us-gaap_NetIncomeLoss_96570DA1DDE9D1495BEC4C961D8C7EF6" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Net income (loss) </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_NetIncomeLoss" xlink:label="loc_us-gaap_NetIncomeLoss_96570DA1DDE9D1495BEC4C961D8C7EF6" xlink:type="locator"/>
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<link:label id="lab_us-gaap_WeightedAverageNumberOfShareOutstandingBasicAndDiluted_FB0DECC68E22F08F12C24C961D917830_terseLabel_en-US" xlink:label="lab_us-gaap_WeightedAverageNumberOfShareOutstandingBasicAndDiluted_FB0DECC68E22F08F12C24C961D917830" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Weighted average shares outstanding - basic and diluted (in shares) </link:label>
<link:label id="lab_us-gaap_WeightedAverageNumberOfShareOutstandingBasicAndDiluted_FB0DECC68E22F08F12C24C961D917830_label_en-US" xlink:label="lab_us-gaap_WeightedAverageNumberOfShareOutstandingBasicAndDiluted_FB0DECC68E22F08F12C24C961D917830" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Weighted Average Number of Shares Outstanding, Basic and Diluted </link:label>
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<link:label id="lab_us-gaap_ScheduleOfInventoryCurrentTableTextBlock_192251DCB52D305974FB032D8B81BF59_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfInventoryCurrentTableTextBlock_192251DCB52D305974FB032D8B81BF59" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Inventory </link:label>
<link:label id="lab_us-gaap_ScheduleOfInventoryCurrentTableTextBlock_192251DCB52D305974FB032D8B81BF59_label_en-US" xlink:label="lab_us-gaap_ScheduleOfInventoryCurrentTableTextBlock_192251DCB52D305974FB032D8B81BF59" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Schedule of Inventory, Current [Table Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ScheduleOfInventoryCurrentTableTextBlock" xlink:label="loc_us-gaap_ScheduleOfInventoryCurrentTableTextBlock_192251DCB52D305974FB032D8B81BF59" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable_0EAA5D0F8E61868A203688BE5ED79F0A_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable_0EAA5D0F8E61868A203688BE5ED79F0A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Schedule of Finite-Lived Intangible Assets [Table] </link:label>
<link:label id="lab_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable_0EAA5D0F8E61868A203688BE5ED79F0A_label_en-US" xlink:label="lab_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable_0EAA5D0F8E61868A203688BE5ED79F0A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Schedule of Finite-Lived Intangible Assets [Table] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable" xlink:label="loc_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable_0EAA5D0F8E61868A203688BE5ED79F0A" xlink:type="locator"/>
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<link:label id="lab_us-gaap_LicensingAgreementsMember_9659AC7031ED500FDC0F88BE5ED7CDAB_terseLabel_en-US" xlink:label="lab_us-gaap_LicensingAgreementsMember_9659AC7031ED500FDC0F88BE5ED7CDAB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Licenses </link:label>
<link:label id="lab_us-gaap_LicensingAgreementsMember_9659AC7031ED500FDC0F88BE5ED7CDAB_label_en-US" xlink:label="lab_us-gaap_LicensingAgreementsMember_9659AC7031ED500FDC0F88BE5ED7CDAB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Licensing Agreements [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_LicensingAgreementsMember" xlink:label="loc_us-gaap_LicensingAgreementsMember_9659AC7031ED500FDC0F88BE5ED7CDAB" xlink:type="locator"/>
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<link:label id="lab_us-gaap_PatentsMember_B41EE4AB2D153611697688BE5ED7B06E_verboseLabel_en-US" xlink:label="lab_us-gaap_PatentsMember_B41EE4AB2D153611697688BE5ED7B06E" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Patents & Know How </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_PatentsMember" xlink:label="loc_us-gaap_PatentsMember_B41EE4AB2D153611697688BE5ED7B06E" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PatentsMember_B41EE4AB2D153611697688BE5ED7B06E" xlink:to="lab_us-gaap_PatentsMember_B41EE4AB2D153611697688BE5ED7B06E" xlink:type="arc"/>
<link:label id="lab_us-gaap_CustomerRelationshipsMember_385F96BCA720798C5D9688BE5ED7144B_terseLabel_en-US" xlink:label="lab_us-gaap_CustomerRelationshipsMember_385F96BCA720798C5D9688BE5ED7144B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Customer & Supplier Relationships </link:label>
<link:label id="lab_us-gaap_CustomerRelationshipsMember_385F96BCA720798C5D9688BE5ED7144B_label_en-US" xlink:label="lab_us-gaap_CustomerRelationshipsMember_385F96BCA720798C5D9688BE5ED7144B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Customer Relationships [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_CustomerRelationshipsMember" xlink:label="loc_us-gaap_CustomerRelationshipsMember_385F96BCA720798C5D9688BE5ED7144B" xlink:type="locator"/>
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<link:label id="lab_mdxg_TradeNamesAndTrademarksMember_A6CC457108EF954EA09B88BE5ED793F8_verboseLabel_en-US" xlink:label="lab_mdxg_TradeNamesAndTrademarksMember_A6CC457108EF954EA09B88BE5ED793F8" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Tradenames & Trademarks </link:label>
<link:label id="lab_mdxg_TradeNamesAndTrademarksMember_A6CC457108EF954EA09B88BE5ED793F8_label_en-US" xlink:label="lab_mdxg_TradeNamesAndTrademarksMember_A6CC457108EF954EA09B88BE5ED793F8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Trade names and trademarks [Member] </link:label>
<link:label id="lab_mdxg_TradeNamesAndTrademarksMember_A6CC457108EF954EA09B88BE5ED793F8_documentation_en-US" xlink:label="lab_mdxg_TradeNamesAndTrademarksMember_A6CC457108EF954EA09B88BE5ED793F8" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Rights acquired through registration of a business name to gain or protect exclusive use thereof and rights acquired through registration of a trademark to gain or protect exclusive use of a business name, symbol or other device or style. </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_TradeNamesAndTrademarksMember" xlink:label="loc_mdxg_TradeNamesAndTrademarksMember_A6CC457108EF954EA09B88BE5ED793F8" xlink:type="locator"/>
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<link:label id="lab_mdxg_InProcessResearchAndDevelopmentMember_66EA1813A5EEAA483A9988BE5ED76F12_verboseLabel_en-US" xlink:label="lab_mdxg_InProcessResearchAndDevelopmentMember_66EA1813A5EEAA483A9988BE5ED76F12" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> In Process Research & Development </link:label>
<link:label id="lab_mdxg_InProcessResearchAndDevelopmentMember_66EA1813A5EEAA483A9988BE5ED76F12_label_en-US" xlink:label="lab_mdxg_InProcessResearchAndDevelopmentMember_66EA1813A5EEAA483A9988BE5ED76F12" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> In Process Research And Development [Member] </link:label>
<link:label id="lab_mdxg_InProcessResearchAndDevelopmentMember_66EA1813A5EEAA483A9988BE5ED76F12_documentation_en-US" xlink:label="lab_mdxg_InProcessResearchAndDevelopmentMember_66EA1813A5EEAA483A9988BE5ED76F12" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Research and development assets that are acquired in a business combination. </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_InProcessResearchAndDevelopmentMember" xlink:label="loc_mdxg_InProcessResearchAndDevelopmentMember_66EA1813A5EEAA483A9988BE5ED76F12" xlink:type="locator"/>
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<link:label id="lab_mdxg_PatentsinProcessMember_211DD7234778C56CA8BF88BE5ED74B18_terseLabel_en-US" xlink:label="lab_mdxg_PatentsinProcessMember_211DD7234778C56CA8BF88BE5ED74B18" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Patents in Process </link:label>
<link:label id="lab_mdxg_PatentsinProcessMember_211DD7234778C56CA8BF88BE5ED74B18_label_en-US" xlink:label="lab_mdxg_PatentsinProcessMember_211DD7234778C56CA8BF88BE5ED74B18" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Patents in Process [Member] </link:label>
<link:label id="lab_mdxg_PatentsinProcessMember_211DD7234778C56CA8BF88BE5ED74B18_documentation_en-US" xlink:label="lab_mdxg_PatentsinProcessMember_211DD7234778C56CA8BF88BE5ED74B18" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Patents in Process </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_PatentsinProcessMember" xlink:label="loc_mdxg_PatentsinProcessMember_211DD7234778C56CA8BF88BE5ED74B18" xlink:type="locator"/>
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<link:label id="lab_us-gaap_CounterpartyNameAxis_524D333A4AF804049EEB88BE5ED7A5C5_terseLabel_en-US" xlink:label="lab_us-gaap_CounterpartyNameAxis_524D333A4AF804049EEB88BE5ED7A5C5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Counterparty Name [Axis] </link:label>
<link:label id="lab_us-gaap_CounterpartyNameAxis_524D333A4AF804049EEB88BE5ED7A5C5_label_en-US" xlink:label="lab_us-gaap_CounterpartyNameAxis_524D333A4AF804049EEB88BE5ED7A5C5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Counterparty Name [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_CounterpartyNameAxis" xlink:label="loc_us-gaap_CounterpartyNameAxis_524D333A4AF804049EEB88BE5ED7A5C5" xlink:type="locator"/>
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<link:label id="lab_us-gaap_RepurchaseAgreementCounterpartyNameDomain_93BF10A7DAC052A32A9A88BE5ED7D555_terseLabel_en-US" xlink:label="lab_us-gaap_RepurchaseAgreementCounterpartyNameDomain_93BF10A7DAC052A32A9A88BE5ED7D555" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Counterparty Name [Domain] </link:label>
<link:label id="lab_us-gaap_RepurchaseAgreementCounterpartyNameDomain_93BF10A7DAC052A32A9A88BE5ED7D555_label_en-US" xlink:label="lab_us-gaap_RepurchaseAgreementCounterpartyNameDomain_93BF10A7DAC052A32A9A88BE5ED7D555" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Counterparty Name [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_RepurchaseAgreementCounterpartyNameDomain" xlink:label="loc_us-gaap_RepurchaseAgreementCounterpartyNameDomain_93BF10A7DAC052A32A9A88BE5ED7D555" xlink:type="locator"/>
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<link:label id="lab_mdxg_ShrinersHospitalsForChildrenAndUniversityOfSouthFloridaResearchFoundationInc.Member_48FEC1CF6CE6DDE1E1D988BE5ED75D3C_terseLabel_en-US" xlink:label="lab_mdxg_ShrinersHospitalsForChildrenAndUniversityOfSouthFloridaResearchFoundationInc.Member_48FEC1CF6CE6DDE1E1D988BE5ED75D3C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Shriners Hospitals for Children and University of South Florida Research Foundation, Inc. </link:label>
<link:label id="lab_mdxg_ShrinersHospitalsForChildrenAndUniversityOfSouthFloridaResearchFoundationInc.Member_48FEC1CF6CE6DDE1E1D988BE5ED75D3C_label_en-US" xlink:label="lab_mdxg_ShrinersHospitalsForChildrenAndUniversityOfSouthFloridaResearchFoundationInc.Member_48FEC1CF6CE6DDE1E1D988BE5ED75D3C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Shriners Hospitals For Children And University Of South Florida Research Foundation, Inc. [Member] </link:label>
<link:label id="lab_mdxg_ShrinersHospitalsForChildrenAndUniversityOfSouthFloridaResearchFoundationInc.Member_48FEC1CF6CE6DDE1E1D988BE5ED75D3C_documentation_en-US" xlink:label="lab_mdxg_ShrinersHospitalsForChildrenAndUniversityOfSouthFloridaResearchFoundationInc.Member_48FEC1CF6CE6DDE1E1D988BE5ED75D3C" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Shriners Hospitals For Children And University Of South Florida Research Foundation, Inc. [Member] </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_ShrinersHospitalsForChildrenAndUniversityOfSouthFloridaResearchFoundationInc.Member" xlink:label="loc_mdxg_ShrinersHospitalsForChildrenAndUniversityOfSouthFloridaResearchFoundationInc.Member_48FEC1CF6CE6DDE1E1D988BE5ED75D3C" xlink:type="locator"/>
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<link:label id="lab_mdxg_SaluMedicaLLCMember_16BEF8F01F462C946B3888BE5ED7ED55_terseLabel_en-US" xlink:label="lab_mdxg_SaluMedicaLLCMember_16BEF8F01F462C946B3888BE5ED7ED55" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> SaluMedica, LLC </link:label>
<link:label id="lab_mdxg_SaluMedicaLLCMember_16BEF8F01F462C946B3888BE5ED7ED55_label_en-US" xlink:label="lab_mdxg_SaluMedicaLLCMember_16BEF8F01F462C946B3888BE5ED7ED55" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> SaluMedica, LLC [Member] </link:label>
<link:label id="lab_mdxg_SaluMedicaLLCMember_16BEF8F01F462C946B3888BE5ED7ED55_documentation_en-US" xlink:label="lab_mdxg_SaluMedicaLLCMember_16BEF8F01F462C946B3888BE5ED7ED55" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> SaluMedica, LLC [Member] </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_SaluMedicaLLCMember" xlink:label="loc_mdxg_SaluMedicaLLCMember_16BEF8F01F462C946B3888BE5ED7ED55" xlink:type="locator"/>
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<link:label id="lab_mdxg_HydroFixMember_0DAC2FE09622590EEB0F88BE5ED72AF8_terseLabel_en-US" xlink:label="lab_mdxg_HydroFixMember_0DAC2FE09622590EEB0F88BE5ED72AF8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> HydroFix </link:label>
<link:label id="lab_mdxg_HydroFixMember_0DAC2FE09622590EEB0F88BE5ED72AF8_label_en-US" xlink:label="lab_mdxg_HydroFixMember_0DAC2FE09622590EEB0F88BE5ED72AF8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> HydroFix [Member] </link:label>
<link:label id="lab_mdxg_HydroFixMember_0DAC2FE09622590EEB0F88BE5ED72AF8_documentation_en-US" xlink:label="lab_mdxg_HydroFixMember_0DAC2FE09622590EEB0F88BE5ED72AF8" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> HydroFix [Member] </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_HydroFixMember" xlink:label="loc_mdxg_HydroFixMember_0DAC2FE09622590EEB0F88BE5ED72AF8" xlink:type="locator"/>
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<link:label id="lab_mdxg_SurgicalBiologicsMember_0BF55A511EAD20C4242588BE5ED8E4F8_terseLabel_en-US" xlink:label="lab_mdxg_SurgicalBiologicsMember_0BF55A511EAD20C4242588BE5ED8E4F8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Surgical Biologics, LLC </link:label>
<link:label id="lab_mdxg_SurgicalBiologicsMember_0BF55A511EAD20C4242588BE5ED8E4F8_label_en-US" xlink:label="lab_mdxg_SurgicalBiologicsMember_0BF55A511EAD20C4242588BE5ED8E4F8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Surgical Biologics [Member] </link:label>
<link:label id="lab_mdxg_SurgicalBiologicsMember_0BF55A511EAD20C4242588BE5ED8E4F8_documentation_en-US" xlink:label="lab_mdxg_SurgicalBiologicsMember_0BF55A511EAD20C4242588BE5ED8E4F8" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Represents Surgical Biologics, LLC ("Surgical Biologics"), a privately held company headquartered in Kennesaw, Georgia. which the Company acquired through an Agreement and Plan of Merger ("the Merger Agreement") with Membrane Products Holdings, LLC and Ramp Capital Investments, LLC on December 21, 2010. </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_SurgicalBiologicsMember" xlink:label="loc_mdxg_SurgicalBiologicsMember_0BF55A511EAD20C4242588BE5ED8E4F8" xlink:type="locator"/>
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<link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsLineItems_DF13454EC01E9946165588BE5ED84C51_terseLabel_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsLineItems_DF13454EC01E9946165588BE5ED84C51" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Finite-Lived Intangible Assets [Line Items] </link:label>
<link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsLineItems_DF13454EC01E9946165588BE5ED84C51_label_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsLineItems_DF13454EC01E9946165588BE5ED84C51" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Finite-Lived Intangible Assets [Line Items] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsLineItems" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsLineItems_DF13454EC01E9946165588BE5ED84C51" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsLineItems_DF13454EC01E9946165588BE5ED84C51" xlink:to="lab_us-gaap_FiniteLivedIntangibleAssetsLineItems_DF13454EC01E9946165588BE5ED84C51" xlink:type="arc"/>
<link:label id="lab_us-gaap_AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife_8080A21BB9ABEB54F53088BE5ED8A252_verboseLabel_en-US" xlink:label="lab_us-gaap_AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife_8080A21BB9ABEB54F53088BE5ED8A252" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Weighted Average Amortization Lives </link:label>
<link:label id="lab_us-gaap_AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife_8080A21BB9ABEB54F53088BE5ED8A252_label_en-US" xlink:label="lab_us-gaap_AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife_8080A21BB9ABEB54F53088BE5ED8A252" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Acquired Finite-lived Intangible Assets, Weighted Average Useful Life </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife" xlink:label="loc_us-gaap_AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife_8080A21BB9ABEB54F53088BE5ED8A252" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife_8080A21BB9ABEB54F53088BE5ED8A252" xlink:to="lab_us-gaap_AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife_8080A21BB9ABEB54F53088BE5ED8A252" xlink:type="arc"/>
<link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsGross_1C1E549AF388FDE9D0C488BE5ED8FBD1_terseLabel_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsGross_1C1E549AF388FDE9D0C488BE5ED8FBD1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Gross Carrying Value </link:label>
<link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsGross_1C1E549AF388FDE9D0C488BE5ED8FBD1_label_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsGross_1C1E549AF388FDE9D0C488BE5ED8FBD1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Finite-Lived Intangible Assets, Gross </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsGross" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsGross_1C1E549AF388FDE9D0C488BE5ED8FBD1" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsGross_1C1E549AF388FDE9D0C488BE5ED8FBD1" xlink:to="lab_us-gaap_FiniteLivedIntangibleAssetsGross_1C1E549AF388FDE9D0C488BE5ED8FBD1" xlink:type="arc"/>
<link:label id="lab_mdxg_WeightedAverageUsefulLifeIndefiniteLived_69874A7D1727255E7C1688BE5ED86597_terseLabel_en-US" xlink:label="lab_mdxg_WeightedAverageUsefulLifeIndefiniteLived_69874A7D1727255E7C1688BE5ED86597" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Weighted Average Amortization Lives, Indefinite Lived </link:label>
<link:label id="lab_mdxg_WeightedAverageUsefulLifeIndefiniteLived_69874A7D1727255E7C1688BE5ED86597_label_en-US" xlink:label="lab_mdxg_WeightedAverageUsefulLifeIndefiniteLived_69874A7D1727255E7C1688BE5ED86597" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Weighted average useful life Indefinite lived </link:label>
<link:label id="lab_mdxg_WeightedAverageUsefulLifeIndefiniteLived_69874A7D1727255E7C1688BE5ED86597_documentation_en-US" xlink:label="lab_mdxg_WeightedAverageUsefulLifeIndefiniteLived_69874A7D1727255E7C1688BE5ED86597" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Weighted average amortization period of indefinite-lived intangible assets acquired either individually or as part of a group of assets. </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_WeightedAverageUsefulLifeIndefiniteLived" xlink:label="loc_mdxg_WeightedAverageUsefulLifeIndefiniteLived_69874A7D1727255E7C1688BE5ED86597" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_mdxg_WeightedAverageUsefulLifeIndefiniteLived_69874A7D1727255E7C1688BE5ED86597" xlink:to="lab_mdxg_WeightedAverageUsefulLifeIndefiniteLived_69874A7D1727255E7C1688BE5ED86597" xlink:type="arc"/>
<link:label id="lab_us-gaap_IndefiniteLivedIntangibleAssetsExcludingGoodwill_A47BB6DE404742756BC688BE5ED8312D_terseLabel_en-US" xlink:label="lab_us-gaap_IndefiniteLivedIntangibleAssetsExcludingGoodwill_A47BB6DE404742756BC688BE5ED8312D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Gross Carrying Value, Indefinite Lived </link:label>
<link:label id="lab_us-gaap_IndefiniteLivedIntangibleAssetsExcludingGoodwill_A47BB6DE404742756BC688BE5ED8312D_label_en-US" xlink:label="lab_us-gaap_IndefiniteLivedIntangibleAssetsExcludingGoodwill_A47BB6DE404742756BC688BE5ED8312D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Indefinite-Lived Intangible Assets (Excluding Goodwill) </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_IndefiniteLivedIntangibleAssetsExcludingGoodwill" xlink:label="loc_us-gaap_IndefiniteLivedIntangibleAssetsExcludingGoodwill_A47BB6DE404742756BC688BE5ED8312D" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IndefiniteLivedIntangibleAssetsExcludingGoodwill_A47BB6DE404742756BC688BE5ED8312D" xlink:to="lab_us-gaap_IndefiniteLivedIntangibleAssetsExcludingGoodwill_A47BB6DE404742756BC688BE5ED8312D" xlink:type="arc"/>
<link:label id="lab_mdxg_IntangibleAssetsGrossExcludingGoodwill_07BA780D1788C91472AE88D39330B4FB_terseLabel_en-US" xlink:label="lab_mdxg_IntangibleAssetsGrossExcludingGoodwill_07BA780D1788C91472AE88D39330B4FB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Intangible Assets, Gross Carrying Value </link:label>
<link:label id="lab_mdxg_IntangibleAssetsGrossExcludingGoodwill_07BA780D1788C91472AE88D39330B4FB_label_en-US" xlink:label="lab_mdxg_IntangibleAssetsGrossExcludingGoodwill_07BA780D1788C91472AE88D39330B4FB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Intangible Assets, Gross (Excluding Goodwill) </link:label>
<link:label id="lab_mdxg_IntangibleAssetsGrossExcludingGoodwill_07BA780D1788C91472AE88D39330B4FB_documentation_en-US" xlink:label="lab_mdxg_IntangibleAssetsGrossExcludingGoodwill_07BA780D1788C91472AE88D39330B4FB" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Amount before accumulated amortization of intangible assets, excluding goodwill. </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_IntangibleAssetsGrossExcludingGoodwill" xlink:label="loc_mdxg_IntangibleAssetsGrossExcludingGoodwill_07BA780D1788C91472AE88D39330B4FB" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_mdxg_IntangibleAssetsGrossExcludingGoodwill_07BA780D1788C91472AE88D39330B4FB" xlink:to="lab_mdxg_IntangibleAssetsGrossExcludingGoodwill_07BA780D1788C91472AE88D39330B4FB" xlink:type="arc"/>
<link:label id="lab_mdxg_IntangibleAssetsAccumulatedAmortizationAndImpairmentCharges_EA043288E1B393DB88BB88BE5ED9E8DE_negatedTerseLabel_en-US" xlink:label="lab_mdxg_IntangibleAssetsAccumulatedAmortizationAndImpairmentCharges_EA043288E1B393DB88BB88BE5ED9E8DE" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Less Accumulated amortization and impairment charges </link:label>
<link:label id="lab_mdxg_IntangibleAssetsAccumulatedAmortizationAndImpairmentCharges_EA043288E1B393DB88BB88BE5ED9E8DE_label_en-US" xlink:label="lab_mdxg_IntangibleAssetsAccumulatedAmortizationAndImpairmentCharges_EA043288E1B393DB88BB88BE5ED9E8DE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Intangible Assets, Accumulated Amortization And Impairment Charges </link:label>
<link:label id="lab_mdxg_IntangibleAssetsAccumulatedAmortizationAndImpairmentCharges_EA043288E1B393DB88BB88BE5ED9E8DE_documentation_en-US" xlink:label="lab_mdxg_IntangibleAssetsAccumulatedAmortizationAndImpairmentCharges_EA043288E1B393DB88BB88BE5ED9E8DE" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Intangible Assets, Accumulated Amortization And Impairment Charges </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_IntangibleAssetsAccumulatedAmortizationAndImpairmentCharges" xlink:label="loc_mdxg_IntangibleAssetsAccumulatedAmortizationAndImpairmentCharges_EA043288E1B393DB88BB88BE5ED9E8DE" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_mdxg_IntangibleAssetsAccumulatedAmortizationAndImpairmentCharges_EA043288E1B393DB88BB88BE5ED9E8DE" xlink:to="lab_mdxg_IntangibleAssetsAccumulatedAmortizationAndImpairmentCharges_EA043288E1B393DB88BB88BE5ED9E8DE" xlink:type="arc"/>
<link:label id="lab_us-gaap_IntangibleAssetsNetExcludingGoodwill_B3F83B12D814C341296388D18CBC0EE6_totalLabel_en-US" xlink:label="lab_us-gaap_IntangibleAssetsNetExcludingGoodwill_B3F83B12D814C341296388D18CBC0EE6" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Intangible Assets, Net </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_IntangibleAssetsNetExcludingGoodwill" xlink:label="loc_us-gaap_IntangibleAssetsNetExcludingGoodwill_B3F83B12D814C341296388D18CBC0EE6" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IntangibleAssetsNetExcludingGoodwill_B3F83B12D814C341296388D18CBC0EE6" xlink:to="lab_us-gaap_IntangibleAssetsNetExcludingGoodwill_B3F83B12D814C341296388D18CBC0EE6" xlink:type="arc"/>
<link:label id="lab_us-gaap_PaymentsToAcquireIntangibleAssets_79660638165AC800A9FF88BE5ED85FDC_terseLabel_en-US" xlink:label="lab_us-gaap_PaymentsToAcquireIntangibleAssets_79660638165AC800A9FF88BE5ED85FDC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Acquisition price </link:label>
<link:label id="lab_us-gaap_PaymentsToAcquireIntangibleAssets_79660638165AC800A9FF88BE5ED85FDC_label_en-US" xlink:label="lab_us-gaap_PaymentsToAcquireIntangibleAssets_79660638165AC800A9FF88BE5ED85FDC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Payments to Acquire Intangible Assets </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_PaymentsToAcquireIntangibleAssets" xlink:label="loc_us-gaap_PaymentsToAcquireIntangibleAssets_79660638165AC800A9FF88BE5ED85FDC" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PaymentsToAcquireIntangibleAssets_79660638165AC800A9FF88BE5ED85FDC" xlink:to="lab_us-gaap_PaymentsToAcquireIntangibleAssets_79660638165AC800A9FF88BE5ED85FDC" xlink:type="arc"/>
<link:label id="lab_mdxg_PeriodOfApprovalMaximum_5359DC25AA5DC8C1F39088BE5ED86EAE_terseLabel_en-US" xlink:label="lab_mdxg_PeriodOfApprovalMaximum_5359DC25AA5DC8C1F39088BE5ED86EAE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Maximum time of approval </link:label>
<link:label id="lab_mdxg_PeriodOfApprovalMaximum_5359DC25AA5DC8C1F39088BE5ED86EAE_label_en-US" xlink:label="lab_mdxg_PeriodOfApprovalMaximum_5359DC25AA5DC8C1F39088BE5ED86EAE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Period of approval, maximum </link:label>
<link:label id="lab_mdxg_PeriodOfApprovalMaximum_5359DC25AA5DC8C1F39088BE5ED86EAE_documentation_en-US" xlink:label="lab_mdxg_PeriodOfApprovalMaximum_5359DC25AA5DC8C1F39088BE5ED86EAE" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> The maximum amount of time the entity has to obtain approval by the FDA to allow the sale of the product. </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_PeriodOfApprovalMaximum" xlink:label="loc_mdxg_PeriodOfApprovalMaximum_5359DC25AA5DC8C1F39088BE5ED86EAE" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_mdxg_PeriodOfApprovalMaximum_5359DC25AA5DC8C1F39088BE5ED86EAE" xlink:to="lab_mdxg_PeriodOfApprovalMaximum_5359DC25AA5DC8C1F39088BE5ED86EAE" xlink:type="arc"/>
<link:label id="lab_us-gaap_BusinessAcquisitionContingentConsiderationPotentialCashPayment_79E8579692DBE8FDA96E88BE5ED84784_terseLabel_en-US" xlink:label="lab_us-gaap_BusinessAcquisitionContingentConsiderationPotentialCashPayment_79E8579692DBE8FDA96E88BE5ED84784" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Contingent payments to licensor </link:label>
<link:label id="lab_us-gaap_BusinessAcquisitionContingentConsiderationPotentialCashPayment_79E8579692DBE8FDA96E88BE5ED84784_label_en-US" xlink:label="lab_us-gaap_BusinessAcquisitionContingentConsiderationPotentialCashPayment_79E8579692DBE8FDA96E88BE5ED84784" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Business Acquisition, Contingent Consideration, Potential Cash Payment </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_BusinessAcquisitionContingentConsiderationPotentialCashPayment" xlink:label="loc_us-gaap_BusinessAcquisitionContingentConsiderationPotentialCashPayment_79E8579692DBE8FDA96E88BE5ED84784" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_BusinessAcquisitionContingentConsiderationPotentialCashPayment_79E8579692DBE8FDA96E88BE5ED84784" xlink:to="lab_us-gaap_BusinessAcquisitionContingentConsiderationPotentialCashPayment_79E8579692DBE8FDA96E88BE5ED84784" xlink:type="arc"/>
<link:label id="lab_mdxg_ContingentRoyaltyToBePaidToLicensor_2E086006D9F4A80E0C9788BE5ED8E174_terseLabel_en-US" xlink:label="lab_mdxg_ContingentRoyaltyToBePaidToLicensor_2E086006D9F4A80E0C9788BE5ED8E174" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Contingent royalty to be paid to licensor (in hundredths) </link:label>
<link:label id="lab_mdxg_ContingentRoyaltyToBePaidToLicensor_2E086006D9F4A80E0C9788BE5ED8E174_label_en-US" xlink:label="lab_mdxg_ContingentRoyaltyToBePaidToLicensor_2E086006D9F4A80E0C9788BE5ED8E174" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Contingent royalty to be paid to licensor </link:label>
<link:label id="lab_mdxg_ContingentRoyaltyToBePaidToLicensor_2E086006D9F4A80E0C9788BE5ED8E174_documentation_en-US" xlink:label="lab_mdxg_ContingentRoyaltyToBePaidToLicensor_2E086006D9F4A80E0C9788BE5ED8E174" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Royalty payment percentage on all commercial sales revenue from the licensed products. </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_ContingentRoyaltyToBePaidToLicensor" xlink:label="loc_mdxg_ContingentRoyaltyToBePaidToLicensor_2E086006D9F4A80E0C9788BE5ED8E174" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_mdxg_ContingentRoyaltyToBePaidToLicensor_2E086006D9F4A80E0C9788BE5ED8E174" xlink:to="lab_mdxg_ContingentRoyaltyToBePaidToLicensor_2E086006D9F4A80E0C9788BE5ED8E174" xlink:type="arc"/>
<link:label id="lab_us-gaap_RoyaltyExpense_28A378F366E4739DB0B988BE5ED83451_terseLabel_en-US" xlink:label="lab_us-gaap_RoyaltyExpense_28A378F366E4739DB0B988BE5ED83451" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Annual royalty payment </link:label>
<link:label id="lab_us-gaap_RoyaltyExpense_28A378F366E4739DB0B988BE5ED83451_label_en-US" xlink:label="lab_us-gaap_RoyaltyExpense_28A378F366E4739DB0B988BE5ED83451" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Royalty Expense </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_RoyaltyExpense" xlink:label="loc_us-gaap_RoyaltyExpense_28A378F366E4739DB0B988BE5ED83451" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RoyaltyExpense_28A378F366E4739DB0B988BE5ED83451" xlink:to="lab_us-gaap_RoyaltyExpense_28A378F366E4739DB0B988BE5ED83451" xlink:type="arc"/>
<link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsNet_9CEA42632AEAB2BFD21F88BE5ED8A57C_totalLabel_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsNet_9CEA42632AEAB2BFD21F88BE5ED8A57C" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Net book value </link:label>
<link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsNet_9CEA42632AEAB2BFD21F88BE5ED8A57C_label_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsNet_9CEA42632AEAB2BFD21F88BE5ED8A57C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Finite-Lived Intangible Assets, Net </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsNet" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsNet_9CEA42632AEAB2BFD21F88BE5ED8A57C" xlink:type="locator"/>
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<link:label id="lab_mdxg_FinitelivedIntangibleAssetsAcquired1_F86F11EA12DA1A33360088BE5ED8EE38_terseLabel_en-US" xlink:label="lab_mdxg_FinitelivedIntangibleAssetsAcquired1_F86F11EA12DA1A33360088BE5ED8EE38" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Finite-Lived Intangible Assets, Costs </link:label>
<link:label id="lab_mdxg_FinitelivedIntangibleAssetsAcquired1_F86F11EA12DA1A33360088BE5ED8EE38_label_en-US" xlink:label="lab_mdxg_FinitelivedIntangibleAssetsAcquired1_F86F11EA12DA1A33360088BE5ED8EE38" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Finite lived Intangible Assets Acquired1 </link:label>
<link:label id="lab_mdxg_FinitelivedIntangibleAssetsAcquired1_F86F11EA12DA1A33360088BE5ED8EE38_documentation_en-US" xlink:label="lab_mdxg_FinitelivedIntangibleAssetsAcquired1_F86F11EA12DA1A33360088BE5ED8EE38" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Amount of increase in assets, excluding financial assets, lacking physical substance with a definite life, resulting from a business combination. </link:label>
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<link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsFutureAmortizationExpenseAbstract_8A7DDAD08744C520526C88BE5ED91418_terseLabel_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsFutureAmortizationExpenseAbstract_8A7DDAD08744C520526C88BE5ED91418" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Estimated future amortization expense [Abstract] </link:label>
<link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsFutureAmortizationExpenseAbstract_8A7DDAD08744C520526C88BE5ED91418_label_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsFutureAmortizationExpenseAbstract_8A7DDAD08744C520526C88BE5ED91418" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Finite-Lived Intangible Assets, Net, Amortization Expense, Fiscal Year Maturity [Abstract] </link:label>
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<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsFutureAmortizationExpenseAbstract_8A7DDAD08744C520526C88BE5ED91418" xlink:to="lab_us-gaap_FiniteLivedIntangibleAssetsFutureAmortizationExpenseAbstract_8A7DDAD08744C520526C88BE5ED91418" xlink:type="arc"/>
<link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths_ECE5E0A9372361E784C288BE5ED946B6_terseLabel_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths_ECE5E0A9372361E784C288BE5ED946B6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> 2014 </link:label>
<link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths_ECE5E0A9372361E784C288BE5ED946B6_label_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths_ECE5E0A9372361E784C288BE5ED946B6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Finite-Lived Intangible Assets, Amortization Expense, Next Twelve Months </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths_ECE5E0A9372361E784C288BE5ED946B6" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths_ECE5E0A9372361E784C288BE5ED946B6" xlink:to="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths_ECE5E0A9372361E784C288BE5ED946B6" xlink:type="arc"/>
<link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo_9A40FAF4BE3A5CBB61CD88BE5ED9F03B_terseLabel_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo_9A40FAF4BE3A5CBB61CD88BE5ED9F03B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> 2015 </link:label>
<link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo_9A40FAF4BE3A5CBB61CD88BE5ED9F03B_label_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo_9A40FAF4BE3A5CBB61CD88BE5ED9F03B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Finite-Lived Intangible Assets, Amortization Expense, Year Two </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo_9A40FAF4BE3A5CBB61CD88BE5ED9F03B" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo_9A40FAF4BE3A5CBB61CD88BE5ED9F03B" xlink:to="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo_9A40FAF4BE3A5CBB61CD88BE5ED9F03B" xlink:type="arc"/>
<link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree_1538AA9A5451AFDEEC2C88BE5ED9B6AA_terseLabel_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree_1538AA9A5451AFDEEC2C88BE5ED9B6AA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> 2016 </link:label>
<link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree_1538AA9A5451AFDEEC2C88BE5ED9B6AA_label_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree_1538AA9A5451AFDEEC2C88BE5ED9B6AA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Finite-Lived Intangible Assets, Amortization Expense, Year Three </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree_1538AA9A5451AFDEEC2C88BE5ED9B6AA" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree_1538AA9A5451AFDEEC2C88BE5ED9B6AA" xlink:to="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree_1538AA9A5451AFDEEC2C88BE5ED9B6AA" xlink:type="arc"/>
<link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour_6627777FA2AF01442A1F88BE5ED933A9_terseLabel_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour_6627777FA2AF01442A1F88BE5ED933A9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> 2017 </link:label>
<link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour_6627777FA2AF01442A1F88BE5ED933A9_label_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour_6627777FA2AF01442A1F88BE5ED933A9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Finite-Lived Intangible Assets, Amortization Expense, Year Four </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour_6627777FA2AF01442A1F88BE5ED933A9" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour_6627777FA2AF01442A1F88BE5ED933A9" xlink:to="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour_6627777FA2AF01442A1F88BE5ED933A9" xlink:type="arc"/>
<link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive_383BF0984E059BBBAC1588BE5ED943F6_terseLabel_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive_383BF0984E059BBBAC1588BE5ED943F6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> 2018 </link:label>
<link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive_383BF0984E059BBBAC1588BE5ED943F6_label_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive_383BF0984E059BBBAC1588BE5ED943F6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Finite-Lived Intangible Assets, Amortization Expense, Year Five </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive_383BF0984E059BBBAC1588BE5ED943F6" xlink:type="locator"/>
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<link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive_96F450C0E5E08FC0214688BE5ED91BCD_terseLabel_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive_96F450C0E5E08FC0214688BE5ED91BCD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Thereafter </link:label>
<link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive_96F450C0E5E08FC0214688BE5ED91BCD_label_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive_96F450C0E5E08FC0214688BE5ED91BCD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Finite-Lived Intangible Assets, Amortization Expense, after Year Five </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive_96F450C0E5E08FC0214688BE5ED91BCD" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ScheduleOfCashFlowSupplementalDisclosuresTableTextBlock_6C78BC2A51A7BF683A586E579D68714D_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfCashFlowSupplementalDisclosuresTableTextBlock_6C78BC2A51A7BF683A586E579D68714D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Supplemental Disclosure of Cash Flow and Non-cash Investing and Financing Activities </link:label>
<link:label id="lab_us-gaap_ScheduleOfCashFlowSupplementalDisclosuresTableTextBlock_6C78BC2A51A7BF683A586E579D68714D_label_en-US" xlink:label="lab_us-gaap_ScheduleOfCashFlowSupplementalDisclosuresTableTextBlock_6C78BC2A51A7BF683A586E579D68714D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Schedule of Cash Flow, Supplemental Disclosures [Table Text Block] </link:label>
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<link:label id="lab_us-gaap_SignificantAccountingPoliciesTextBlock_9B0AC585803DC6571F5F22EE31A2DF64_verboseLabel_en-US" xlink:label="lab_us-gaap_SignificantAccountingPoliciesTextBlock_9B0AC585803DC6571F5F22EE31A2DF64" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Significant Accounting Policies </link:label>
<link:label id="lab_us-gaap_SignificantAccountingPoliciesTextBlock_9B0AC585803DC6571F5F22EE31A2DF64_label_en-US" xlink:label="lab_us-gaap_SignificantAccountingPoliciesTextBlock_9B0AC585803DC6571F5F22EE31A2DF64" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Significant Accounting Policies [Text Block] </link:label>
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<link:label id="lab_us-gaap_RelatedPartyTransactionsDisclosureTextBlock_C829359CA1FD5CADA29D048D38189EF5_verboseLabel_en-US" xlink:label="lab_us-gaap_RelatedPartyTransactionsDisclosureTextBlock_C829359CA1FD5CADA29D048D38189EF5" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Related Party Transactions </link:label>
<link:label id="lab_us-gaap_RelatedPartyTransactionsDisclosureTextBlock_C829359CA1FD5CADA29D048D38189EF5_label_en-US" xlink:label="lab_us-gaap_RelatedPartyTransactionsDisclosureTextBlock_C829359CA1FD5CADA29D048D38189EF5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Related Party Transactions Disclosure [Text Block] </link:label>
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<link:label id="lab_us-gaap_DebtInstrumentCarryingAmount_4C64BBE897E98703FB9422EE45D91911_terseLabel_en-US" xlink:label="lab_us-gaap_DebtInstrumentCarryingAmount_4C64BBE897E98703FB9422EE45D91911" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Total debt </link:label>
<link:label id="lab_us-gaap_DebtInstrumentCarryingAmount_4C64BBE897E98703FB9422EE45D91911_label_en-US" xlink:label="lab_us-gaap_DebtInstrumentCarryingAmount_4C64BBE897E98703FB9422EE45D91911" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Long-term Debt, Gross </link:label>
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<link:label id="lab_us-gaap_DebtInstrumentUnamortizedDiscount_530A6AA3310E02CCD10E22EE45D9A50C_negatedLabel_en-US" xlink:label="lab_us-gaap_DebtInstrumentUnamortizedDiscount_530A6AA3310E02CCD10E22EE45D9A50C" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Less unamortized debt discount </link:label>
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<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_DebtInstrumentUnamortizedDiscount" xlink:label="loc_us-gaap_DebtInstrumentUnamortizedDiscount_530A6AA3310E02CCD10E22EE45D9A50C" xlink:type="locator"/>
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<link:label id="lab_mdxg_LongTermDebtIncludingRelatedPartyCurrentMaturities_298F4C3F98047E95D3A822EE45D9A868_negatedTerseLabel_en-US" xlink:label="lab_mdxg_LongTermDebtIncludingRelatedPartyCurrentMaturities_298F4C3F98047E95D3A822EE45D9A868" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Less current portion </link:label>
<link:label id="lab_mdxg_LongTermDebtIncludingRelatedPartyCurrentMaturities_298F4C3F98047E95D3A822EE45D9A868_label_en-US" xlink:label="lab_mdxg_LongTermDebtIncludingRelatedPartyCurrentMaturities_298F4C3F98047E95D3A822EE45D9A868" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Long term debt including related party, current maturities </link:label>
<link:label id="lab_mdxg_LongTermDebtIncludingRelatedPartyCurrentMaturities_298F4C3F98047E95D3A822EE45D9A868_documentation_en-US" xlink:label="lab_mdxg_LongTermDebtIncludingRelatedPartyCurrentMaturities_298F4C3F98047E95D3A822EE45D9A868" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Carrying amount of long-term debt and related party notes payable, net of unamortized discount or premium, scheduled to be repaid within one year or the normal operating cycle, if longer. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations. </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_LongTermDebtIncludingRelatedPartyCurrentMaturities" xlink:label="loc_mdxg_LongTermDebtIncludingRelatedPartyCurrentMaturities_298F4C3F98047E95D3A822EE45D9A868" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_mdxg_LongTermDebtIncludingRelatedPartyCurrentMaturities_298F4C3F98047E95D3A822EE45D9A868" xlink:to="lab_mdxg_LongTermDebtIncludingRelatedPartyCurrentMaturities_298F4C3F98047E95D3A822EE45D9A868" xlink:type="arc"/>
<link:label id="lab_us-gaap_LongTermDebtNoncurrent_55C9C58134118A0B700E22EE45D9631A_terseLabel_en-US" xlink:label="lab_us-gaap_LongTermDebtNoncurrent_55C9C58134118A0B700E22EE45D9631A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Long-term portion </link:label>
<link:label id="lab_us-gaap_LongTermDebtNoncurrent_55C9C58134118A0B700E22EE45D9631A_label_en-US" xlink:label="lab_us-gaap_LongTermDebtNoncurrent_55C9C58134118A0B700E22EE45D9631A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Long-term Debt, Excluding Current Maturities </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_LongTermDebtNoncurrent" xlink:label="loc_us-gaap_LongTermDebtNoncurrent_55C9C58134118A0B700E22EE45D9631A" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LongTermDebtNoncurrent_55C9C58134118A0B700E22EE45D9631A" xlink:to="lab_us-gaap_LongTermDebtNoncurrent_55C9C58134118A0B700E22EE45D9631A" xlink:type="arc"/>
<link:label id="lab_us-gaap_RelatedPartyTaxExpenseAbstract_124E23D8CDADBDD60563048D3808B7B7_terseLabel_en-US" xlink:label="lab_us-gaap_RelatedPartyTaxExpenseAbstract_124E23D8CDADBDD60563048D3808B7B7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Related party tax expense [Abstract] </link:label>
<link:label id="lab_us-gaap_RelatedPartyTaxExpenseAbstract_124E23D8CDADBDD60563048D3808B7B7_label_en-US" xlink:label="lab_us-gaap_RelatedPartyTaxExpenseAbstract_124E23D8CDADBDD60563048D3808B7B7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Related Party Tax Expense [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_RelatedPartyTaxExpenseAbstract" xlink:label="loc_us-gaap_RelatedPartyTaxExpenseAbstract_124E23D8CDADBDD60563048D3808B7B7" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RelatedPartyTaxExpenseAbstract_124E23D8CDADBDD60563048D3808B7B7" xlink:to="lab_us-gaap_RelatedPartyTaxExpenseAbstract_124E23D8CDADBDD60563048D3808B7B7" xlink:type="arc"/>
<link:label id="lab_us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable_0BC9B5AE546D4686C6E7048D38081313_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable_0BC9B5AE546D4686C6E7048D38081313" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Schedule of Related Party Transactions, by Related Party [Table] </link:label>
<link:label id="lab_us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable_0BC9B5AE546D4686C6E7048D38081313_label_en-US" xlink:label="lab_us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable_0BC9B5AE546D4686C6E7048D38081313" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Schedule of Related Party Transactions, by Related Party [Table] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable" xlink:label="loc_us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable_0BC9B5AE546D4686C6E7048D38081313" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable_0BC9B5AE546D4686C6E7048D38081313" xlink:to="lab_us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable_0BC9B5AE546D4686C6E7048D38081313" xlink:type="arc"/>
<link:label id="lab_mdxg_OfficeSpaceLeaseMember_8255BD019A2191E7DC41048D38088FF1_terseLabel_en-US" xlink:label="lab_mdxg_OfficeSpaceLeaseMember_8255BD019A2191E7DC41048D38088FF1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Office space lease </link:label>
<link:label id="lab_mdxg_OfficeSpaceLeaseMember_8255BD019A2191E7DC41048D38088FF1_label_en-US" xlink:label="lab_mdxg_OfficeSpaceLeaseMember_8255BD019A2191E7DC41048D38088FF1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Office Space Lease [Member] </link:label>
<link:label id="lab_mdxg_OfficeSpaceLeaseMember_8255BD019A2191E7DC41048D38088FF1_documentation_en-US" xlink:label="lab_mdxg_OfficeSpaceLeaseMember_8255BD019A2191E7DC41048D38088FF1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Represents the space of office given on lease. </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_OfficeSpaceLeaseMember" xlink:label="loc_mdxg_OfficeSpaceLeaseMember_8255BD019A2191E7DC41048D38088FF1" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_mdxg_OfficeSpaceLeaseMember_8255BD019A2191E7DC41048D38088FF1" xlink:to="lab_mdxg_OfficeSpaceLeaseMember_8255BD019A2191E7DC41048D38088FF1" xlink:type="arc"/>
<link:label id="lab_sic_Z3721_FDE64F915CF5FC989350048D38081FFF_terseLabel_en-US" xlink:label="lab_sic_Z3721_FDE64F915CF5FC989350048D38081FFF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Aircraft use </link:label>
<link:label id="lab_sic_Z3721_FDE64F915CF5FC989350048D38081FFF_label_en-US" xlink:label="lab_sic_Z3721_FDE64F915CF5FC989350048D38081FFF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> 3721 Aircraft [Member] </link:label>
<link:loc xlink:href="http://xbrl.sec.gov/sic/2011/sic-2011-01-31.xsd#sic_Z3721" xlink:label="loc_sic_Z3721_FDE64F915CF5FC989350048D38081FFF" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_sic_Z3721_FDE64F915CF5FC989350048D38081FFF" xlink:to="lab_sic_Z3721_FDE64F915CF5FC989350048D38081FFF" xlink:type="arc"/>
<link:label id="lab_us-gaap_LongtermDebtTypeAxis_78E99F5A34115F6E6871048D3809E0D1_terseLabel_en-US" xlink:label="lab_us-gaap_LongtermDebtTypeAxis_78E99F5A34115F6E6871048D3809E0D1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Long-term Debt, Type [Axis] </link:label>
<link:label id="lab_us-gaap_LongtermDebtTypeAxis_78E99F5A34115F6E6871048D3809E0D1_label_en-US" xlink:label="lab_us-gaap_LongtermDebtTypeAxis_78E99F5A34115F6E6871048D3809E0D1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Long-term Debt, Type [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_LongtermDebtTypeAxis" xlink:label="loc_us-gaap_LongtermDebtTypeAxis_78E99F5A34115F6E6871048D3809E0D1" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_78E99F5A34115F6E6871048D3809E0D1" xlink:to="lab_us-gaap_LongtermDebtTypeAxis_78E99F5A34115F6E6871048D3809E0D1" xlink:type="arc"/>
<link:label id="lab_us-gaap_LongtermDebtTypeDomain_00ECBFADEED9EE7CB8DC048D3809690B_terseLabel_en-US" xlink:label="lab_us-gaap_LongtermDebtTypeDomain_00ECBFADEED9EE7CB8DC048D3809690B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Long-term Debt, Type [Domain] </link:label>
<link:label id="lab_us-gaap_LongtermDebtTypeDomain_00ECBFADEED9EE7CB8DC048D3809690B_label_en-US" xlink:label="lab_us-gaap_LongtermDebtTypeDomain_00ECBFADEED9EE7CB8DC048D3809690B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Long-term Debt, Type [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_LongtermDebtTypeDomain" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_00ECBFADEED9EE7CB8DC048D3809690B" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_00ECBFADEED9EE7CB8DC048D3809690B" xlink:to="lab_us-gaap_LongtermDebtTypeDomain_00ECBFADEED9EE7CB8DC048D3809690B" xlink:type="arc"/>
<link:label id="lab_mdxg_HybridDebtInstrumentMember_533B80534EF8E2EF4DAC048D38097D60_terseLabel_en-US" xlink:label="lab_mdxg_HybridDebtInstrumentMember_533B80534EF8E2EF4DAC048D38097D60" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Hybrid debt instrument </link:label>
<link:label id="lab_mdxg_HybridDebtInstrumentMember_533B80534EF8E2EF4DAC048D38097D60_label_en-US" xlink:label="lab_mdxg_HybridDebtInstrumentMember_533B80534EF8E2EF4DAC048D38097D60" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Hybrid debt instrument [Member] </link:label>
<link:label id="lab_mdxg_HybridDebtInstrumentMember_533B80534EF8E2EF4DAC048D38097D60_documentation_en-US" xlink:label="lab_mdxg_HybridDebtInstrumentMember_533B80534EF8E2EF4DAC048D38097D60" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Identification of the lender and information about a contractual promise to repay a short-term or long-term obligation, which includes borrowings under lines of credit, notes payable, commercial paper, bonds payable, debentures, and other contractual obligations for payment. This may include rationale for entering into the arrangement, significant terms of the arrangement, which may include amount, repayment terms, priority, collateral required, debt covenants, borrowing capacity, call features, participation rights, conversion provisions, sinking-fund requirements, voting rights, basis for conversion if convertible and remarketing provisions. The description may be provided for individual debt instruments, rational groupings of debt instruments, or by debt in total. </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_HybridDebtInstrumentMember" xlink:label="loc_mdxg_HybridDebtInstrumentMember_533B80534EF8E2EF4DAC048D38097D60" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_mdxg_HybridDebtInstrumentMember_533B80534EF8E2EF4DAC048D38097D60" xlink:to="lab_mdxg_HybridDebtInstrumentMember_533B80534EF8E2EF4DAC048D38097D60" xlink:type="arc"/>
<link:label id="lab_us-gaap_LineOfCreditMember_407996AD5DA94B4493A7048D380EC67D_terseLabel_en-US" xlink:label="lab_us-gaap_LineOfCreditMember_407996AD5DA94B4493A7048D380EC67D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Line of credit </link:label>
<link:label id="lab_us-gaap_LineOfCreditMember_407996AD5DA94B4493A7048D380EC67D_label_en-US" xlink:label="lab_us-gaap_LineOfCreditMember_407996AD5DA94B4493A7048D380EC67D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Line of Credit [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_LineOfCreditMember" xlink:label="loc_us-gaap_LineOfCreditMember_407996AD5DA94B4493A7048D380EC67D" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LineOfCreditMember_407996AD5DA94B4493A7048D380EC67D" xlink:to="lab_us-gaap_LineOfCreditMember_407996AD5DA94B4493A7048D380EC67D" xlink:type="arc"/>
<link:label id="lab_mdxg_ConvertibleSeniorSecuredPromissoryNotesMember_9B4B9AA28A8B2D1EA273048D380E78E8_terseLabel_en-US" xlink:label="lab_mdxg_ConvertibleSeniorSecuredPromissoryNotesMember_9B4B9AA28A8B2D1EA273048D380E78E8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Convertible senior secured promissory notes </link:label>
<link:label id="lab_mdxg_ConvertibleSeniorSecuredPromissoryNotesMember_9B4B9AA28A8B2D1EA273048D380E78E8_label_en-US" xlink:label="lab_mdxg_ConvertibleSeniorSecuredPromissoryNotesMember_9B4B9AA28A8B2D1EA273048D380E78E8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Convertible senior secured promissory notes [Member] </link:label>
<link:label id="lab_mdxg_ConvertibleSeniorSecuredPromissoryNotesMember_9B4B9AA28A8B2D1EA273048D380E78E8_documentation_en-US" xlink:label="lab_mdxg_ConvertibleSeniorSecuredPromissoryNotesMember_9B4B9AA28A8B2D1EA273048D380E78E8" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Collateralized debt obligation backed by, for example, but not limited to, pledge, mortgage or other lien on the entity's assets. </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_ConvertibleSeniorSecuredPromissoryNotesMember" xlink:label="loc_mdxg_ConvertibleSeniorSecuredPromissoryNotesMember_9B4B9AA28A8B2D1EA273048D380E78E8" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_mdxg_ConvertibleSeniorSecuredPromissoryNotesMember_9B4B9AA28A8B2D1EA273048D380E78E8" xlink:to="lab_mdxg_ConvertibleSeniorSecuredPromissoryNotesMember_9B4B9AA28A8B2D1EA273048D380E78E8" xlink:type="arc"/>
<link:label id="lab_us-gaap_RelatedPartyTransactionLineItems_505329AFBD6251147FE3048D380E00FF_terseLabel_en-US" xlink:label="lab_us-gaap_RelatedPartyTransactionLineItems_505329AFBD6251147FE3048D380E00FF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Related Party Transaction [Line Items] </link:label>
<link:label id="lab_us-gaap_RelatedPartyTransactionLineItems_505329AFBD6251147FE3048D380E00FF_label_en-US" xlink:label="lab_us-gaap_RelatedPartyTransactionLineItems_505329AFBD6251147FE3048D380E00FF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Related Party Transaction [Line Items] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_RelatedPartyTransactionLineItems" xlink:label="loc_us-gaap_RelatedPartyTransactionLineItems_505329AFBD6251147FE3048D380E00FF" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RelatedPartyTransactionLineItems_505329AFBD6251147FE3048D380E00FF" xlink:to="lab_us-gaap_RelatedPartyTransactionLineItems_505329AFBD6251147FE3048D380E00FF" xlink:type="arc"/>
<link:label id="lab_us-gaap_RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty_B58AC5CD3AE2F0301287048D380E0D9B_terseLabel_en-US" xlink:label="lab_us-gaap_RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty_B58AC5CD3AE2F0301287048D380E0D9B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Related party expense </link:label>
<link:label id="lab_us-gaap_RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty_B58AC5CD3AE2F0301287048D380E0D9B_label_en-US" xlink:label="lab_us-gaap_RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty_B58AC5CD3AE2F0301287048D380E0D9B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Related Party Transaction, Expenses from Transactions with Related Party </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty" xlink:label="loc_us-gaap_RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty_B58AC5CD3AE2F0301287048D380E0D9B" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty_B58AC5CD3AE2F0301287048D380E0D9B" xlink:to="lab_us-gaap_RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty_B58AC5CD3AE2F0301287048D380E0D9B" xlink:type="arc"/>
<link:label id="lab_us-gaap_InterestExpenseRelatedParty_4673F7C231A776B5C907048D380E1679_terseLabel_en-US" xlink:label="lab_us-gaap_InterestExpenseRelatedParty_4673F7C231A776B5C907048D380E1679" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Interest expense </link:label>
<link:label id="lab_us-gaap_InterestExpenseRelatedParty_4673F7C231A776B5C907048D380E1679_label_en-US" xlink:label="lab_us-gaap_InterestExpenseRelatedParty_4673F7C231A776B5C907048D380E1679" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Interest Expense, Related Party </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_InterestExpenseRelatedParty" xlink:label="loc_us-gaap_InterestExpenseRelatedParty_4673F7C231A776B5C907048D380E1679" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_InterestExpenseRelatedParty_4673F7C231A776B5C907048D380E1679" xlink:to="lab_us-gaap_InterestExpenseRelatedParty_4673F7C231A776B5C907048D380E1679" xlink:type="arc"/>
<link:label id="lab_mdxg_DocumentAndEntityInformationAbstract_E0D9D21F24CAB826663B564AB969E270_label_en-US" xlink:label="lab_mdxg_DocumentAndEntityInformationAbstract_E0D9D21F24CAB826663B564AB969E270" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Document and Entity Information [Abstract] </link:label>
<link:label id="lab_mdxg_DocumentAndEntityInformationAbstract_E0D9D21F24CAB826663B564AB969E270_documentation_en-US" xlink:label="lab_mdxg_DocumentAndEntityInformationAbstract_E0D9D21F24CAB826663B564AB969E270" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> -- None. No documentation exists for this element. -- </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_DocumentAndEntityInformationAbstract" xlink:label="loc_mdxg_DocumentAndEntityInformationAbstract_E0D9D21F24CAB826663B564AB969E270" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_mdxg_DocumentAndEntityInformationAbstract_E0D9D21F24CAB826663B564AB969E270" xlink:to="lab_mdxg_DocumentAndEntityInformationAbstract_E0D9D21F24CAB826663B564AB969E270" xlink:type="arc"/>
<link:label id="lab_dei_EntityRegistrantName_9316DB2E9D96457A4240564AB96927AB_terseLabel_en-US" xlink:label="lab_dei_EntityRegistrantName_9316DB2E9D96457A4240564AB96927AB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Entity Registrant Name </link:label>
<link:label id="lab_dei_EntityRegistrantName_9316DB2E9D96457A4240564AB96927AB_label_en-US" xlink:label="lab_dei_EntityRegistrantName_9316DB2E9D96457A4240564AB96927AB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Entity Registrant Name </link:label>
<link:loc xlink:href="http://xbrl.sec.gov/dei/2012/dei-2012-01-31.xsd#dei_EntityRegistrantName" xlink:label="loc_dei_EntityRegistrantName_9316DB2E9D96457A4240564AB96927AB" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityRegistrantName_9316DB2E9D96457A4240564AB96927AB" xlink:to="lab_dei_EntityRegistrantName_9316DB2E9D96457A4240564AB96927AB" xlink:type="arc"/>
<link:label id="lab_dei_EntityCentralIndexKey_E41E553B4C1DD7815B5E564AB96AAF0D_terseLabel_en-US" xlink:label="lab_dei_EntityCentralIndexKey_E41E553B4C1DD7815B5E564AB96AAF0D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Entity Central Index Key </link:label>
<link:label id="lab_dei_EntityCentralIndexKey_E41E553B4C1DD7815B5E564AB96AAF0D_label_en-US" xlink:label="lab_dei_EntityCentralIndexKey_E41E553B4C1DD7815B5E564AB96AAF0D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Entity Central Index Key </link:label>
<link:loc xlink:href="http://xbrl.sec.gov/dei/2012/dei-2012-01-31.xsd#dei_EntityCentralIndexKey" xlink:label="loc_dei_EntityCentralIndexKey_E41E553B4C1DD7815B5E564AB96AAF0D" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityCentralIndexKey_E41E553B4C1DD7815B5E564AB96AAF0D" xlink:to="lab_dei_EntityCentralIndexKey_E41E553B4C1DD7815B5E564AB96AAF0D" xlink:type="arc"/>
<link:label id="lab_dei_CurrentFiscalYearEndDate_8C62369A58A6C9E26166564AB96A9AD2_terseLabel_en-US" xlink:label="lab_dei_CurrentFiscalYearEndDate_8C62369A58A6C9E26166564AB96A9AD2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Current Fiscal Year End Date </link:label>
<link:label id="lab_dei_CurrentFiscalYearEndDate_8C62369A58A6C9E26166564AB96A9AD2_label_en-US" xlink:label="lab_dei_CurrentFiscalYearEndDate_8C62369A58A6C9E26166564AB96A9AD2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Current Fiscal Year End Date </link:label>
<link:loc xlink:href="http://xbrl.sec.gov/dei/2012/dei-2012-01-31.xsd#dei_CurrentFiscalYearEndDate" xlink:label="loc_dei_CurrentFiscalYearEndDate_8C62369A58A6C9E26166564AB96A9AD2" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_CurrentFiscalYearEndDate_8C62369A58A6C9E26166564AB96A9AD2" xlink:to="lab_dei_CurrentFiscalYearEndDate_8C62369A58A6C9E26166564AB96A9AD2" xlink:type="arc"/>
<link:label id="lab_dei_EntityWellKnownSeasonedIssuer_9CB91DFDE4BC4C1B08DD564AB96AA2ED_terseLabel_en-US" xlink:label="lab_dei_EntityWellKnownSeasonedIssuer_9CB91DFDE4BC4C1B08DD564AB96AA2ED" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Entity Well-known Seasoned Issuer </link:label>
<link:label id="lab_dei_EntityWellKnownSeasonedIssuer_9CB91DFDE4BC4C1B08DD564AB96AA2ED_label_en-US" xlink:label="lab_dei_EntityWellKnownSeasonedIssuer_9CB91DFDE4BC4C1B08DD564AB96AA2ED" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Entity Well-known Seasoned Issuer </link:label>
<link:loc xlink:href="http://xbrl.sec.gov/dei/2012/dei-2012-01-31.xsd#dei_EntityWellKnownSeasonedIssuer" xlink:label="loc_dei_EntityWellKnownSeasonedIssuer_9CB91DFDE4BC4C1B08DD564AB96AA2ED" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityWellKnownSeasonedIssuer_9CB91DFDE4BC4C1B08DD564AB96AA2ED" xlink:to="lab_dei_EntityWellKnownSeasonedIssuer_9CB91DFDE4BC4C1B08DD564AB96AA2ED" xlink:type="arc"/>
<link:label id="lab_dei_EntityVoluntaryFilers_98A4F8CE9BDC5EC5CFFC564AB96A32BD_terseLabel_en-US" xlink:label="lab_dei_EntityVoluntaryFilers_98A4F8CE9BDC5EC5CFFC564AB96A32BD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Entity Voluntary Filers </link:label>
<link:label id="lab_dei_EntityVoluntaryFilers_98A4F8CE9BDC5EC5CFFC564AB96A32BD_label_en-US" xlink:label="lab_dei_EntityVoluntaryFilers_98A4F8CE9BDC5EC5CFFC564AB96A32BD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Entity Voluntary Filers </link:label>
<link:loc xlink:href="http://xbrl.sec.gov/dei/2012/dei-2012-01-31.xsd#dei_EntityVoluntaryFilers" xlink:label="loc_dei_EntityVoluntaryFilers_98A4F8CE9BDC5EC5CFFC564AB96A32BD" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityVoluntaryFilers_98A4F8CE9BDC5EC5CFFC564AB96A32BD" xlink:to="lab_dei_EntityVoluntaryFilers_98A4F8CE9BDC5EC5CFFC564AB96A32BD" xlink:type="arc"/>
<link:label id="lab_dei_EntityCurrentReportingStatus_B2F015C2B976137CA541564AB96A7E24_terseLabel_en-US" xlink:label="lab_dei_EntityCurrentReportingStatus_B2F015C2B976137CA541564AB96A7E24" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Entity Current Reporting Status </link:label>
<link:label id="lab_dei_EntityCurrentReportingStatus_B2F015C2B976137CA541564AB96A7E24_label_en-US" xlink:label="lab_dei_EntityCurrentReportingStatus_B2F015C2B976137CA541564AB96A7E24" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Entity Current Reporting Status </link:label>
<link:loc xlink:href="http://xbrl.sec.gov/dei/2012/dei-2012-01-31.xsd#dei_EntityCurrentReportingStatus" xlink:label="loc_dei_EntityCurrentReportingStatus_B2F015C2B976137CA541564AB96A7E24" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityCurrentReportingStatus_B2F015C2B976137CA541564AB96A7E24" xlink:to="lab_dei_EntityCurrentReportingStatus_B2F015C2B976137CA541564AB96A7E24" xlink:type="arc"/>
<link:label id="lab_dei_EntityFilerCategory_53105C0CB15629470685564AB96A7C96_terseLabel_en-US" xlink:label="lab_dei_EntityFilerCategory_53105C0CB15629470685564AB96A7C96" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Entity Filer Category </link:label>
<link:label id="lab_dei_EntityFilerCategory_53105C0CB15629470685564AB96A7C96_label_en-US" xlink:label="lab_dei_EntityFilerCategory_53105C0CB15629470685564AB96A7C96" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Entity Filer Category </link:label>
<link:loc xlink:href="http://xbrl.sec.gov/dei/2012/dei-2012-01-31.xsd#dei_EntityFilerCategory" xlink:label="loc_dei_EntityFilerCategory_53105C0CB15629470685564AB96A7C96" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityFilerCategory_53105C0CB15629470685564AB96A7C96" xlink:to="lab_dei_EntityFilerCategory_53105C0CB15629470685564AB96A7C96" xlink:type="arc"/>
<link:label id="lab_dei_EntityPublicFloat_06BD37C546BF1996CF9D564AB96A73DD_terseLabel_en-US" xlink:label="lab_dei_EntityPublicFloat_06BD37C546BF1996CF9D564AB96A73DD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Entity Public Float </link:label>
<link:label id="lab_dei_EntityPublicFloat_06BD37C546BF1996CF9D564AB96A73DD_label_en-US" xlink:label="lab_dei_EntityPublicFloat_06BD37C546BF1996CF9D564AB96A73DD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Entity Public Float </link:label>
<link:loc xlink:href="http://xbrl.sec.gov/dei/2012/dei-2012-01-31.xsd#dei_EntityPublicFloat" xlink:label="loc_dei_EntityPublicFloat_06BD37C546BF1996CF9D564AB96A73DD" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityPublicFloat_06BD37C546BF1996CF9D564AB96A73DD" xlink:to="lab_dei_EntityPublicFloat_06BD37C546BF1996CF9D564AB96A73DD" xlink:type="arc"/>
<link:label id="lab_dei_EntityCommonStockSharesOutstanding_995D1F6D4F234C0CBF0B564AB96AA460_terseLabel_en-US" xlink:label="lab_dei_EntityCommonStockSharesOutstanding_995D1F6D4F234C0CBF0B564AB96AA460" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Entity Common Stock, Shares Outstanding </link:label>
<link:label id="lab_dei_EntityCommonStockSharesOutstanding_995D1F6D4F234C0CBF0B564AB96AA460_label_en-US" xlink:label="lab_dei_EntityCommonStockSharesOutstanding_995D1F6D4F234C0CBF0B564AB96AA460" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Entity Common Stock, Shares Outstanding </link:label>
<link:loc xlink:href="http://xbrl.sec.gov/dei/2012/dei-2012-01-31.xsd#dei_EntityCommonStockSharesOutstanding" xlink:label="loc_dei_EntityCommonStockSharesOutstanding_995D1F6D4F234C0CBF0B564AB96AA460" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityCommonStockSharesOutstanding_995D1F6D4F234C0CBF0B564AB96AA460" xlink:to="lab_dei_EntityCommonStockSharesOutstanding_995D1F6D4F234C0CBF0B564AB96AA460" xlink:type="arc"/>
<link:label id="lab_dei_DocumentFiscalYearFocus_AF678464B1CE93C14A3C564AB96AA652_terseLabel_en-US" xlink:label="lab_dei_DocumentFiscalYearFocus_AF678464B1CE93C14A3C564AB96AA652" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Document Fiscal Year Focus </link:label>
<link:label id="lab_dei_DocumentFiscalYearFocus_AF678464B1CE93C14A3C564AB96AA652_label_en-US" xlink:label="lab_dei_DocumentFiscalYearFocus_AF678464B1CE93C14A3C564AB96AA652" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Document Fiscal Year Focus </link:label>
<link:loc xlink:href="http://xbrl.sec.gov/dei/2012/dei-2012-01-31.xsd#dei_DocumentFiscalYearFocus" xlink:label="loc_dei_DocumentFiscalYearFocus_AF678464B1CE93C14A3C564AB96AA652" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_DocumentFiscalYearFocus_AF678464B1CE93C14A3C564AB96AA652" xlink:to="lab_dei_DocumentFiscalYearFocus_AF678464B1CE93C14A3C564AB96AA652" xlink:type="arc"/>
<link:label id="lab_dei_DocumentFiscalPeriodFocus_7B77F1B15A48E3532F7E564AB96A2B36_terseLabel_en-US" xlink:label="lab_dei_DocumentFiscalPeriodFocus_7B77F1B15A48E3532F7E564AB96A2B36" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Document Fiscal Period Focus </link:label>
<link:label id="lab_dei_DocumentFiscalPeriodFocus_7B77F1B15A48E3532F7E564AB96A2B36_label_en-US" xlink:label="lab_dei_DocumentFiscalPeriodFocus_7B77F1B15A48E3532F7E564AB96A2B36" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Document Fiscal Period Focus </link:label>
<link:loc xlink:href="http://xbrl.sec.gov/dei/2012/dei-2012-01-31.xsd#dei_DocumentFiscalPeriodFocus" xlink:label="loc_dei_DocumentFiscalPeriodFocus_7B77F1B15A48E3532F7E564AB96A2B36" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_DocumentFiscalPeriodFocus_7B77F1B15A48E3532F7E564AB96A2B36" xlink:to="lab_dei_DocumentFiscalPeriodFocus_7B77F1B15A48E3532F7E564AB96A2B36" xlink:type="arc"/>
<link:label id="lab_dei_DocumentType_2C395C22BAC7CAADEA4F564AB96A811E_terseLabel_en-US" xlink:label="lab_dei_DocumentType_2C395C22BAC7CAADEA4F564AB96A811E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Document Type </link:label>
<link:label id="lab_dei_DocumentType_2C395C22BAC7CAADEA4F564AB96A811E_label_en-US" xlink:label="lab_dei_DocumentType_2C395C22BAC7CAADEA4F564AB96A811E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Document Type </link:label>
<link:loc xlink:href="http://xbrl.sec.gov/dei/2012/dei-2012-01-31.xsd#dei_DocumentType" xlink:label="loc_dei_DocumentType_2C395C22BAC7CAADEA4F564AB96A811E" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_DocumentType_2C395C22BAC7CAADEA4F564AB96A811E" xlink:to="lab_dei_DocumentType_2C395C22BAC7CAADEA4F564AB96A811E" xlink:type="arc"/>
<link:label id="lab_dei_AmendmentFlag_1496D545D6C027E1B17E564AB96A5A60_terseLabel_en-US" xlink:label="lab_dei_AmendmentFlag_1496D545D6C027E1B17E564AB96A5A60" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Amendment Flag </link:label>
<link:label id="lab_dei_AmendmentFlag_1496D545D6C027E1B17E564AB96A5A60_label_en-US" xlink:label="lab_dei_AmendmentFlag_1496D545D6C027E1B17E564AB96A5A60" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Amendment Flag </link:label>
<link:loc xlink:href="http://xbrl.sec.gov/dei/2012/dei-2012-01-31.xsd#dei_AmendmentFlag" xlink:label="loc_dei_AmendmentFlag_1496D545D6C027E1B17E564AB96A5A60" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_AmendmentFlag_1496D545D6C027E1B17E564AB96A5A60" xlink:to="lab_dei_AmendmentFlag_1496D545D6C027E1B17E564AB96A5A60" xlink:type="arc"/>
<link:label id="lab_dei_DocumentPeriodEndDate_91C49A8880AA7EF3C012564AB96A9EE9_terseLabel_en-US" xlink:label="lab_dei_DocumentPeriodEndDate_91C49A8880AA7EF3C012564AB96A9EE9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Document Period End Date </link:label>
<link:label id="lab_dei_DocumentPeriodEndDate_91C49A8880AA7EF3C012564AB96A9EE9_label_en-US" xlink:label="lab_dei_DocumentPeriodEndDate_91C49A8880AA7EF3C012564AB96A9EE9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Document Period End Date </link:label>
<link:loc xlink:href="http://xbrl.sec.gov/dei/2012/dei-2012-01-31.xsd#dei_DocumentPeriodEndDate" xlink:label="loc_dei_DocumentPeriodEndDate_91C49A8880AA7EF3C012564AB96A9EE9" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_DocumentPeriodEndDate_91C49A8880AA7EF3C012564AB96A9EE9" xlink:to="lab_dei_DocumentPeriodEndDate_91C49A8880AA7EF3C012564AB96A9EE9" xlink:type="arc"/>
<link:label id="lab_mdxg_NumberOfShareBasedCompensationPlans_432DD7776337AD1445657423148939B6_terseLabel_en-US" xlink:label="lab_mdxg_NumberOfShareBasedCompensationPlans_432DD7776337AD1445657423148939B6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Number of share-based compensation plans </link:label>
<link:label id="lab_mdxg_NumberOfShareBasedCompensationPlans_432DD7776337AD1445657423148939B6_label_en-US" xlink:label="lab_mdxg_NumberOfShareBasedCompensationPlans_432DD7776337AD1445657423148939B6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Number of share based compensation plans </link:label>
<link:label id="lab_mdxg_NumberOfShareBasedCompensationPlans_432DD7776337AD1445657423148939B6_documentation_en-US" xlink:label="lab_mdxg_NumberOfShareBasedCompensationPlans_432DD7776337AD1445657423148939B6" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> The number of share-based compensation the company maintains. </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_NumberOfShareBasedCompensationPlans" xlink:label="loc_mdxg_NumberOfShareBasedCompensationPlans_432DD7776337AD1445657423148939B6" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_mdxg_NumberOfShareBasedCompensationPlans_432DD7776337AD1445657423148939B6" xlink:to="lab_mdxg_NumberOfShareBasedCompensationPlans_432DD7776337AD1445657423148939B6" xlink:type="arc"/>
<link:label id="lab_mdxg_OutstandingAssumedOptions_223FD80CEFBECFDEB7DF742314894DAC_terseLabel_en-US" xlink:label="lab_mdxg_OutstandingAssumedOptions_223FD80CEFBECFDEB7DF742314894DAC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Outstanding assumed options (in shares) </link:label>
<link:label id="lab_mdxg_OutstandingAssumedOptions_223FD80CEFBECFDEB7DF742314894DAC_label_en-US" xlink:label="lab_mdxg_OutstandingAssumedOptions_223FD80CEFBECFDEB7DF742314894DAC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Outstanding assumed options </link:label>
<link:label id="lab_mdxg_OutstandingAssumedOptions_223FD80CEFBECFDEB7DF742314894DAC_documentation_en-US" xlink:label="lab_mdxg_OutstandingAssumedOptions_223FD80CEFBECFDEB7DF742314894DAC" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Number of outstanding options assumed by the company. </link:label>
<link:loc xlink:href="mdxg-20131231.xsd#mdxg_OutstandingAssumedOptions" xlink:label="loc_mdxg_OutstandingAssumedOptions_223FD80CEFBECFDEB7DF742314894DAC" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized_3BE118E44C13430EAC387423148A31B8_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized_3BE118E44C13430EAC387423148A31B8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Shares authorized (in shares) </link:label>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized_3BE118E44C13430EAC387423148A31B8_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized_3BE118E44C13430EAC387423148A31B8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized_3BE118E44C13430EAC387423148A31B8" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized_3BE118E44C13430EAC387423148A31B8" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized_3BE118E44C13430EAC387423148A31B8" xlink:type="arc"/>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue_F924E56B22A0A42047A07429EBD559D6_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue_F924E56B22A0A42047A07429EBD559D6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Intrinsic value of options exercised </link:label>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue_F924E56B22A0A42047A07429EBD559D6_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue_F924E56B22A0A42047A07429EBD559D6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period, Total Intrinsic Value </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue_F924E56B22A0A42047A07429EBD559D6" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedInPeriodFairValue_03D3EE2CFAEF50C9E5B674290AE05EFB_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedInPeriodFairValue_03D3EE2CFAEF50C9E5B674290AE05EFB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Intrinsic value of options vested </link:label>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedInPeriodFairValue_03D3EE2CFAEF50C9E5B674290AE05EFB_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedInPeriodFairValue_03D3EE2CFAEF50C9E5B674290AE05EFB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested in Period, Fair Value </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedInPeriodFairValue" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedInPeriodFairValue_03D3EE2CFAEF50C9E5B674290AE05EFB" xlink:type="locator"/>
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<link:label id="lab_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedStockOptions_8151ED00FB390564E4747423148AE007_terseLabel_en-US" xlink:label="lab_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedStockOptions_8151ED00FB390564E4747423148AE007" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Total unrecognized compensation expense </link:label>
<link:label id="lab_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedStockOptions_8151ED00FB390564E4747423148AE007_label_en-US" xlink:label="lab_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedStockOptions_8151ED00FB390564E4747423148AE007" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Employee Service Share-based Compensation, Nonvested Awards, Total Compensation Cost Not yet Recognized, Stock Options </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedStockOptions" xlink:label="loc_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedStockOptions_8151ED00FB390564E4747423148AE007" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_0B1FC79157A80216AC417423148A8CC1_verboseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_0B1FC79157A80216AC417423148A8CC1" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Weighted-average grant date fair value for options granted during the period (in dollars per share) </link:label>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_0B1FC79157A80216AC417423148A8CC1_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_0B1FC79157A80216AC417423148A8CC1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_0B1FC79157A80216AC417423148A8CC1" xlink:type="locator"/>
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<link:label id="lab_us-gaap_UseOfEstimates_FCDCE6406EE808F013F965F2AD9986BA_terseLabel_en-US" xlink:label="lab_us-gaap_UseOfEstimates_FCDCE6406EE808F013F965F2AD9986BA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Use of Estimates </link:label>
<link:label id="lab_us-gaap_UseOfEstimates_FCDCE6406EE808F013F965F2AD9986BA_label_en-US" xlink:label="lab_us-gaap_UseOfEstimates_FCDCE6406EE808F013F965F2AD9986BA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Use of Estimates, Policy [Policy Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_UseOfEstimates" xlink:label="loc_us-gaap_UseOfEstimates_FCDCE6406EE808F013F965F2AD9986BA" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ConsolidationPolicyTextBlock_9A30BA47E06F1187D13365F2AD9AE3A0_terseLabel_en-US" xlink:label="lab_us-gaap_ConsolidationPolicyTextBlock_9A30BA47E06F1187D13365F2AD9AE3A0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Principles of Consolidation </link:label>
<link:label id="lab_us-gaap_ConsolidationPolicyTextBlock_9A30BA47E06F1187D13365F2AD9AE3A0_label_en-US" xlink:label="lab_us-gaap_ConsolidationPolicyTextBlock_9A30BA47E06F1187D13365F2AD9AE3A0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Consolidation, Policy [Policy Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ConsolidationPolicyTextBlock" xlink:label="loc_us-gaap_ConsolidationPolicyTextBlock_9A30BA47E06F1187D13365F2AD9AE3A0" xlink:type="locator"/>
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<link:label id="lab_us-gaap_PriorPeriodReclassificationAdjustmentDescription_E191107F586D8F32A19265F30D23B45E_terseLabel_en-US" xlink:label="lab_us-gaap_PriorPeriodReclassificationAdjustmentDescription_E191107F586D8F32A19265F30D23B45E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Reclassifications </link:label>
<link:label id="lab_us-gaap_PriorPeriodReclassificationAdjustmentDescription_E191107F586D8F32A19265F30D23B45E_label_en-US" xlink:label="lab_us-gaap_PriorPeriodReclassificationAdjustmentDescription_E191107F586D8F32A19265F30D23B45E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Reclassification, Policy [Policy Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_PriorPeriodReclassificationAdjustmentDescription" xlink:label="loc_us-gaap_PriorPeriodReclassificationAdjustmentDescription_E191107F586D8F32A19265F30D23B45E" xlink:type="locator"/>
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<link:label id="lab_us-gaap_SegmentReportingPolicyPolicyTextBlock_EFEA750BFBAE5D39A22D65F2AD9A10DB_terseLabel_en-US" xlink:label="lab_us-gaap_SegmentReportingPolicyPolicyTextBlock_EFEA750BFBAE5D39A22D65F2AD9A10DB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Segment Reporting </link:label>
<link:label id="lab_us-gaap_SegmentReportingPolicyPolicyTextBlock_EFEA750BFBAE5D39A22D65F2AD9A10DB_label_en-US" xlink:label="lab_us-gaap_SegmentReportingPolicyPolicyTextBlock_EFEA750BFBAE5D39A22D65F2AD9A10DB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Segment Reporting, Policy [Policy Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_SegmentReportingPolicyPolicyTextBlock" xlink:label="loc_us-gaap_SegmentReportingPolicyPolicyTextBlock_EFEA750BFBAE5D39A22D65F2AD9A10DB" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SegmentReportingPolicyPolicyTextBlock_EFEA750BFBAE5D39A22D65F2AD9A10DB" xlink:to="lab_us-gaap_SegmentReportingPolicyPolicyTextBlock_EFEA750BFBAE5D39A22D65F2AD9A10DB" xlink:type="arc"/>
<link:label id="lab_us-gaap_ConcentrationRiskCreditRisk_DF1F7C9B4A6C1C68C01B65F2AD9AB3CD_terseLabel_en-US" xlink:label="lab_us-gaap_ConcentrationRiskCreditRisk_DF1F7C9B4A6C1C68C01B65F2AD9AB3CD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Market Concentrations and Credit Risk </link:label>
<link:label id="lab_us-gaap_ConcentrationRiskCreditRisk_DF1F7C9B4A6C1C68C01B65F2AD9AB3CD_label_en-US" xlink:label="lab_us-gaap_ConcentrationRiskCreditRisk_DF1F7C9B4A6C1C68C01B65F2AD9AB3CD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Concentration Risk, Credit Risk, Policy [Policy Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ConcentrationRiskCreditRisk" xlink:label="loc_us-gaap_ConcentrationRiskCreditRisk_DF1F7C9B4A6C1C68C01B65F2AD9AB3CD" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ConcentrationRiskCreditRisk_DF1F7C9B4A6C1C68C01B65F2AD9AB3CD" xlink:to="lab_us-gaap_ConcentrationRiskCreditRisk_DF1F7C9B4A6C1C68C01B65F2AD9AB3CD" xlink:type="arc"/>
<link:label id="lab_us-gaap_CashAndCashEquivalentsPolicyTextBlock_1C88F74F86186E34BAB665F2AD9A7A8C_terseLabel_en-US" xlink:label="lab_us-gaap_CashAndCashEquivalentsPolicyTextBlock_1C88F74F86186E34BAB665F2AD9A7A8C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Cash and Cash Equivalents </link:label>
<link:label id="lab_us-gaap_CashAndCashEquivalentsPolicyTextBlock_1C88F74F86186E34BAB665F2AD9A7A8C_label_en-US" xlink:label="lab_us-gaap_CashAndCashEquivalentsPolicyTextBlock_1C88F74F86186E34BAB665F2AD9A7A8C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Cash and Cash Equivalents, Policy [Policy Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_CashAndCashEquivalentsPolicyTextBlock" xlink:label="loc_us-gaap_CashAndCashEquivalentsPolicyTextBlock_1C88F74F86186E34BAB665F2AD9A7A8C" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ReceivablesPolicyTextBlock_3F0A888FF2AF45D2580C65F2AD9A1FBA_terseLabel_en-US" xlink:label="lab_us-gaap_ReceivablesPolicyTextBlock_3F0A888FF2AF45D2580C65F2AD9A1FBA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Accounts Receivable </link:label>
<link:label id="lab_us-gaap_ReceivablesPolicyTextBlock_3F0A888FF2AF45D2580C65F2AD9A1FBA_label_en-US" xlink:label="lab_us-gaap_ReceivablesPolicyTextBlock_3F0A888FF2AF45D2580C65F2AD9A1FBA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Receivables, Policy [Policy Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ReceivablesPolicyTextBlock" xlink:label="loc_us-gaap_ReceivablesPolicyTextBlock_3F0A888FF2AF45D2580C65F2AD9A1FBA" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ReceivablesPolicyTextBlock_3F0A888FF2AF45D2580C65F2AD9A1FBA" xlink:to="lab_us-gaap_ReceivablesPolicyTextBlock_3F0A888FF2AF45D2580C65F2AD9A1FBA" xlink:type="arc"/>
<link:label id="lab_us-gaap_InventoryPolicyTextBlock_348D5103864985AF4C9B65F2AD9A59C4_terseLabel_en-US" xlink:label="lab_us-gaap_InventoryPolicyTextBlock_348D5103864985AF4C9B65F2AD9A59C4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Inventories </link:label>
<link:label id="lab_us-gaap_InventoryPolicyTextBlock_348D5103864985AF4C9B65F2AD9A59C4_label_en-US" xlink:label="lab_us-gaap_InventoryPolicyTextBlock_348D5103864985AF4C9B65F2AD9A59C4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Inventory, Policy [Policy Text Block] </link:label>
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<link:label id="lab_us-gaap_GoodwillAndIntangibleAssetsPolicyTextBlock_8761B8B9D76B8DD49C8D65F2AD9A51E5_terseLabel_en-US" xlink:label="lab_us-gaap_GoodwillAndIntangibleAssetsPolicyTextBlock_8761B8B9D76B8DD49C8D65F2AD9A51E5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Goodwill and Purchased Intangible Assets </link:label>
<link:label id="lab_us-gaap_GoodwillAndIntangibleAssetsPolicyTextBlock_8761B8B9D76B8DD49C8D65F2AD9A51E5_label_en-US" xlink:label="lab_us-gaap_GoodwillAndIntangibleAssetsPolicyTextBlock_8761B8B9D76B8DD49C8D65F2AD9A51E5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Goodwill and Intangible Assets, Policy [Policy Text Block] </link:label>
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<link:label id="lab_us-gaap_IntangibleAssetsFiniteLivedPolicy_8AC76D5CA766D89DBB1A65F2AD9A50DB_terseLabel_en-US" xlink:label="lab_us-gaap_IntangibleAssetsFiniteLivedPolicy_8AC76D5CA766D89DBB1A65F2AD9A50DB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Impairment of Intangible Assets with Finite Lives </link:label>
<link:label id="lab_us-gaap_IntangibleAssetsFiniteLivedPolicy_8AC76D5CA766D89DBB1A65F2AD9A50DB_label_en-US" xlink:label="lab_us-gaap_IntangibleAssetsFiniteLivedPolicy_8AC76D5CA766D89DBB1A65F2AD9A50DB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Intangible Assets, Finite-Lived, Policy [Policy Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_IntangibleAssetsFiniteLivedPolicy" xlink:label="loc_us-gaap_IntangibleAssetsFiniteLivedPolicy_8AC76D5CA766D89DBB1A65F2AD9A50DB" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IntangibleAssetsFiniteLivedPolicy_8AC76D5CA766D89DBB1A65F2AD9A50DB" xlink:to="lab_us-gaap_IntangibleAssetsFiniteLivedPolicy_8AC76D5CA766D89DBB1A65F2AD9A50DB" xlink:type="arc"/>
<link:label id="lab_us-gaap_PropertyPlantAndEquipmentPolicyTextBlock_CE220A8D4954AA9CC56F65F2AD9A8B53_terseLabel_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentPolicyTextBlock_CE220A8D4954AA9CC56F65F2AD9A8B53" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Property and Equipment </link:label>
<link:label id="lab_us-gaap_PropertyPlantAndEquipmentPolicyTextBlock_CE220A8D4954AA9CC56F65F2AD9A8B53_label_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentPolicyTextBlock_CE220A8D4954AA9CC56F65F2AD9A8B53" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Property, Plant and Equipment, Policy [Policy Text Block] </link:label>
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<link:label id="lab_us-gaap_ImpairmentOrDisposalOfLongLivedAssetsPolicyTextBlock_CE3C36A70DC8A90A08BB65F2AD9A7586_terseLabel_en-US" xlink:label="lab_us-gaap_ImpairmentOrDisposalOfLongLivedAssetsPolicyTextBlock_CE3C36A70DC8A90A08BB65F2AD9A7586" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Impairment of Long-lived Assets </link:label>
<link:label id="lab_us-gaap_ImpairmentOrDisposalOfLongLivedAssetsPolicyTextBlock_CE3C36A70DC8A90A08BB65F2AD9A7586_label_en-US" xlink:label="lab_us-gaap_ImpairmentOrDisposalOfLongLivedAssetsPolicyTextBlock_CE3C36A70DC8A90A08BB65F2AD9A7586" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Impairment or Disposal of Long-Lived Assets, Policy [Policy Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ImpairmentOrDisposalOfLongLivedAssetsPolicyTextBlock" xlink:label="loc_us-gaap_ImpairmentOrDisposalOfLongLivedAssetsPolicyTextBlock_CE3C36A70DC8A90A08BB65F2AD9A7586" xlink:type="locator"/>
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<link:label id="lab_us-gaap_RevenueRecognitionDeferredRevenue_264F87A9008065FA2E7C65F2AD9A8B59_terseLabel_en-US" xlink:label="lab_us-gaap_RevenueRecognitionDeferredRevenue_264F87A9008065FA2E7C65F2AD9A8B59" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Grant Income </link:label>
<link:label id="lab_us-gaap_RevenueRecognitionDeferredRevenue_264F87A9008065FA2E7C65F2AD9A8B59_label_en-US" xlink:label="lab_us-gaap_RevenueRecognitionDeferredRevenue_264F87A9008065FA2E7C65F2AD9A8B59" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Revenue Recognition, Deferred Revenue [Policy Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_RevenueRecognitionDeferredRevenue" xlink:label="loc_us-gaap_RevenueRecognitionDeferredRevenue_264F87A9008065FA2E7C65F2AD9A8B59" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DebtPolicyTextBlock_A8199EA01B8915DF425665F2AD9AA680_terseLabel_en-US" xlink:label="lab_us-gaap_DebtPolicyTextBlock_A8199EA01B8915DF425665F2AD9AA680" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Debt Instruments with Detachable Warrants and Beneficial Conversion Features </link:label>
<link:label id="lab_us-gaap_DebtPolicyTextBlock_A8199EA01B8915DF425665F2AD9AA680_label_en-US" xlink:label="lab_us-gaap_DebtPolicyTextBlock_A8199EA01B8915DF425665F2AD9AA680" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Debt, Policy [Policy Text Block] </link:label>
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<link:label id="lab_us-gaap_RevenueRecognitionSalesOfGoods_AFBFF2DCD0662457CC7565F2AD9AC050_terseLabel_en-US" xlink:label="lab_us-gaap_RevenueRecognitionSalesOfGoods_AFBFF2DCD0662457CC7565F2AD9AC050" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Revenue Recognition </link:label>
<link:label id="lab_us-gaap_RevenueRecognitionSalesOfGoods_AFBFF2DCD0662457CC7565F2AD9AC050_label_en-US" xlink:label="lab_us-gaap_RevenueRecognitionSalesOfGoods_AFBFF2DCD0662457CC7565F2AD9AC050" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Revenue Recognition, Sales of Goods [Policy Text Block] </link:label>
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<link:label id="lab_us-gaap_ResearchAndDevelopmentExpensePolicy_40B3CA97F5723C235B2165F2AD9A6C7E_terseLabel_en-US" xlink:label="lab_us-gaap_ResearchAndDevelopmentExpensePolicy_40B3CA97F5723C235B2165F2AD9A6C7E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Research and Development Costs </link:label>
<link:label id="lab_us-gaap_ResearchAndDevelopmentExpensePolicy_40B3CA97F5723C235B2165F2AD9A6C7E_label_en-US" xlink:label="lab_us-gaap_ResearchAndDevelopmentExpensePolicy_40B3CA97F5723C235B2165F2AD9A6C7E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Research and Development Expense, Policy [Policy Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ResearchAndDevelopmentExpensePolicy" xlink:label="loc_us-gaap_ResearchAndDevelopmentExpensePolicy_40B3CA97F5723C235B2165F2AD9A6C7E" xlink:type="locator"/>
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<link:label id="lab_us-gaap_IncomeTaxPolicyTextBlock_CD22616C218205DB54F265F2AD9AAE78_terseLabel_en-US" xlink:label="lab_us-gaap_IncomeTaxPolicyTextBlock_CD22616C218205DB54F265F2AD9AAE78" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Income Taxes </link:label>
<link:label id="lab_us-gaap_IncomeTaxPolicyTextBlock_CD22616C218205DB54F265F2AD9AAE78_label_en-US" xlink:label="lab_us-gaap_IncomeTaxPolicyTextBlock_CD22616C218205DB54F265F2AD9AAE78" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Income Tax, Policy [Policy Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_IncomeTaxPolicyTextBlock" xlink:label="loc_us-gaap_IncomeTaxPolicyTextBlock_CD22616C218205DB54F265F2AD9AAE78" xlink:type="locator"/>
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<link:label id="lab_us-gaap_IncomeTaxUncertaintiesPolicy_7C35B19AFBFD62C1125D65F2AD9BD9F2_terseLabel_en-US" xlink:label="lab_us-gaap_IncomeTaxUncertaintiesPolicy_7C35B19AFBFD62C1125D65F2AD9BD9F2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Uncertain Tax Positions </link:label>
<link:label id="lab_us-gaap_IncomeTaxUncertaintiesPolicy_7C35B19AFBFD62C1125D65F2AD9BD9F2_label_en-US" xlink:label="lab_us-gaap_IncomeTaxUncertaintiesPolicy_7C35B19AFBFD62C1125D65F2AD9BD9F2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Income Tax Uncertainties, Policy [Policy Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_IncomeTaxUncertaintiesPolicy" xlink:label="loc_us-gaap_IncomeTaxUncertaintiesPolicy_7C35B19AFBFD62C1125D65F2AD9BD9F2" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ShareBasedCompensationOptionAndIncentivePlansPolicy_219FF5DBFC78BCC00AB065F2AD9B8685_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationOptionAndIncentivePlansPolicy_219FF5DBFC78BCC00AB065F2AD9B8685" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Share-based Compensation </link:label>
<link:label id="lab_us-gaap_ShareBasedCompensationOptionAndIncentivePlansPolicy_219FF5DBFC78BCC00AB065F2AD9B8685_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationOptionAndIncentivePlansPolicy_219FF5DBFC78BCC00AB065F2AD9B8685" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation, Option and Incentive Plans Policy [Policy Text Block] </link:label>
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<link:label id="lab_us-gaap_FairValueOfFinancialInstrumentsPolicy_B7CA2C627E6F2A26528A65F2AD9BB2D0_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueOfFinancialInstrumentsPolicy_B7CA2C627E6F2A26528A65F2AD9BB2D0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Fair Value of Financial Instruments </link:label>
<link:label id="lab_us-gaap_FairValueOfFinancialInstrumentsPolicy_B7CA2C627E6F2A26528A65F2AD9BB2D0_label_en-US" xlink:label="lab_us-gaap_FairValueOfFinancialInstrumentsPolicy_B7CA2C627E6F2A26528A65F2AD9BB2D0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Fair Value of Financial Instruments, Policy [Policy Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_FairValueOfFinancialInstrumentsPolicy" xlink:label="loc_us-gaap_FairValueOfFinancialInstrumentsPolicy_B7CA2C627E6F2A26528A65F2AD9BB2D0" xlink:type="locator"/>
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<link:label id="lab_us-gaap_FairValueMeasurementPolicyPolicyTextBlock_CF78AB3C706D627CC0D665F2AD9B7546_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueMeasurementPolicyPolicyTextBlock_CF78AB3C706D627CC0D665F2AD9B7546" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Fair Value Measurements </link:label>
<link:label id="lab_us-gaap_FairValueMeasurementPolicyPolicyTextBlock_CF78AB3C706D627CC0D665F2AD9B7546_label_en-US" xlink:label="lab_us-gaap_FairValueMeasurementPolicyPolicyTextBlock_CF78AB3C706D627CC0D665F2AD9B7546" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Fair Value Measurement, Policy [Policy Text Block] </link:label>
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<link:label id="lab_us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock_E4060EFC110E1C50F21165F2AD9B6C89_terseLabel_en-US" xlink:label="lab_us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock_E4060EFC110E1C50F21165F2AD9B6C89" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Recently Issued Accounting Pronouncements </link:label>
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<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward_78A0F5B8C35B1BD8368F741F8ACEA35B_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward_78A0F5B8C35B1BD8368F741F8ACEA35B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Number of Shares </link:label>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward_78A0F5B8C35B1BD8368F741F8ACEA35B_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward_78A0F5B8C35B1BD8368F741F8ACEA35B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward_78A0F5B8C35B1BD8368F741F8ACEA35B" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward_78A0F5B8C35B1BD8368F741F8ACEA35B" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward_78A0F5B8C35B1BD8368F741F8ACEA35B" xlink:type="arc"/>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_E3D257D821E9E5826CCE741F8ACFB56C_periodStartLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_E3D257D821E9E5826CCE741F8ACFB56C" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xml:lang="en-US"> Outstanding, beginning of period (in shares) </link:label>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_E3D257D821E9E5826CCE741F8ACFB56C_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_E3D257D821E9E5826CCE741F8ACFB56C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_E3D257D821E9E5826CCE741F8ACFB56C" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_E3D257D821E9E5826CCE741F8ACFB56C" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_E3D257D821E9E5826CCE741F8ACFB56C" xlink:type="arc"/>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross_B743586E874E82E1AD97741F8ACFF439_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross_B743586E874E82E1AD97741F8ACFF439" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Granted (in shares) </link:label>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross_B743586E874E82E1AD97741F8ACFF439_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross_B743586E874E82E1AD97741F8ACFF439" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross_B743586E874E82E1AD97741F8ACFF439" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross_B743586E874E82E1AD97741F8ACFF439" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross_B743586E874E82E1AD97741F8ACFF439" xlink:type="arc"/>
<link:label id="lab_us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised_067BF29457EFBB76D199741F8ACF0807_negatedLabel_en-US" xlink:label="lab_us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised_067BF29457EFBB76D199741F8ACF0807" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Exercised (in shares) </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised" xlink:label="loc_us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised_067BF29457EFBB76D199741F8ACF0807" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised_067BF29457EFBB76D199741F8ACF0807" xlink:to="lab_us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised_067BF29457EFBB76D199741F8ACF0807" xlink:type="arc"/>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod_7A3E52E8B8CAA4FE806E741F8ACF571E_negatedLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod_7A3E52E8B8CAA4FE806E741F8ACF571E" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Unvested options forfeited (in shares) </link:label>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod_7A3E52E8B8CAA4FE806E741F8ACF571E_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod_7A3E52E8B8CAA4FE806E741F8ACF571E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures in Period </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod_7A3E52E8B8CAA4FE806E741F8ACF571E" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod_7A3E52E8B8CAA4FE806E741F8ACF571E" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod_7A3E52E8B8CAA4FE806E741F8ACF571E" xlink:type="arc"/>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpirationsInPeriod_C409159322828F4B8958741F8ACFAE7A_negatedLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpirationsInPeriod_C409159322828F4B8958741F8ACFAE7A" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Vested options expired (in shares) </link:label>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpirationsInPeriod_C409159322828F4B8958741F8ACFAE7A_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpirationsInPeriod_C409159322828F4B8958741F8ACFAE7A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Options, Expirations in Period </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpirationsInPeriod" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpirationsInPeriod_C409159322828F4B8958741F8ACFAE7A" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpirationsInPeriod_C409159322828F4B8958741F8ACFAE7A" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpirationsInPeriod_C409159322828F4B8958741F8ACFAE7A" xlink:type="arc"/>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_9474F925AD3D54443077741F8ACFCF2D_periodEndLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_9474F925AD3D54443077741F8ACFCF2D" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xml:lang="en-US"> Outstanding, end of period (in shares) </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_9474F925AD3D54443077741F8ACFCF2D" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_9474F925AD3D54443077741F8ACFCF2D" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_9474F925AD3D54443077741F8ACFCF2D" xlink:type="arc"/>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableNumber_91BF624142DEE9E6E6F7741F8ACFD827_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableNumber_91BF624142DEE9E6E6F7741F8ACFD827" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Vested at end of period (in shares) </link:label>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableNumber_91BF624142DEE9E6E6F7741F8ACFD827_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableNumber_91BF624142DEE9E6E6F7741F8ACFD827" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Exercisable, Number </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableNumber" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableNumber_91BF624142DEE9E6E6F7741F8ACFD827" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableNumber_91BF624142DEE9E6E6F7741F8ACFD827" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableNumber_91BF624142DEE9E6E6F7741F8ACFD827" xlink:type="arc"/>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber_431E8593E0EF0BD0F258741F8ACF66B9_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber_431E8593E0EF0BD0F258741F8ACF66B9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Exercisable options, vested and expected to vest (in shares) </link:label>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber_431E8593E0EF0BD0F258741F8ACF66B9_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber_431E8593E0EF0BD0F258741F8ACF66B9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Number </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber_431E8593E0EF0BD0F258741F8ACF66B9" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber_431E8593E0EF0BD0F258741F8ACF66B9" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber_431E8593E0EF0BD0F258741F8ACF66B9" xlink:type="arc"/>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward_1D3D07786F1BD35F4921741F8AD0A495_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward_1D3D07786F1BD35F4921741F8AD0A495" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Weighted- Average Exercise Price </link:label>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward_1D3D07786F1BD35F4921741F8AD0A495_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward_1D3D07786F1BD35F4921741F8AD0A495" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price [Roll Forward] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward_1D3D07786F1BD35F4921741F8AD0A495" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward_1D3D07786F1BD35F4921741F8AD0A495" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward_1D3D07786F1BD35F4921741F8AD0A495" xlink:type="arc"/>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_FCB61C03AABBA50F4BD2741F8AD0CDD9_periodStartLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_FCB61C03AABBA50F4BD2741F8AD0CDD9" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xml:lang="en-US"> Outstanding, weighted average exercise price, beginning of period (in dollars per share) </link:label>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_FCB61C03AABBA50F4BD2741F8AD0CDD9_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_FCB61C03AABBA50F4BD2741F8AD0CDD9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_FCB61C03AABBA50F4BD2741F8AD0CDD9" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_FCB61C03AABBA50F4BD2741F8AD0CDD9" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_FCB61C03AABBA50F4BD2741F8AD0CDD9" xlink:type="arc"/>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice_C02B164A87D1D54E1C8C741F8AD0BF50_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice_C02B164A87D1D54E1C8C741F8AD0BF50" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Granted, weighted average exercise price (in dollars per share) </link:label>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice_C02B164A87D1D54E1C8C741F8AD0BF50_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice_C02B164A87D1D54E1C8C741F8AD0BF50" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangements by Share-based Payment Award, Options, Grants in Period, Weighted Average Exercise Price </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice_C02B164A87D1D54E1C8C741F8AD0BF50" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice_C02B164A87D1D54E1C8C741F8AD0BF50" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice_C02B164A87D1D54E1C8C741F8AD0BF50" xlink:type="arc"/>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice_A1D447840594B960CF7E741F8AD04ECE_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice_A1D447840594B960CF7E741F8AD04ECE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Exercised, weighted average exercise price (in dollars per share) </link:label>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice_A1D447840594B960CF7E741F8AD04ECE_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice_A1D447840594B960CF7E741F8AD04ECE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangements by Share-based Payment Award, Options, Exercises in Period, Weighted Average Exercise Price </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice_A1D447840594B960CF7E741F8AD04ECE" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice_A1D447840594B960CF7E741F8AD04ECE" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice_A1D447840594B960CF7E741F8AD04ECE" xlink:type="arc"/>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice_A140AA6B034BB0D4470C741F8AD08D29_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice_A140AA6B034BB0D4470C741F8AD08D29" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Unvested options forfeited weighted-average exercise price (in dollars per share) </link:label>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice_A140AA6B034BB0D4470C741F8AD08D29_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice_A140AA6B034BB0D4470C741F8AD08D29" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangements by Share-based Payment Award, Options, Forfeitures in Period, Weighted Average Exercise Price </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice_A140AA6B034BB0D4470C741F8AD08D29" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice_A140AA6B034BB0D4470C741F8AD08D29" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice_A140AA6B034BB0D4470C741F8AD08D29" xlink:type="arc"/>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExpirationsInPeriodWeightedAverageExercisePrice_4E568CC1AF7E2BD0B99A741F8AD06E1A_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExpirationsInPeriodWeightedAverageExercisePrice_4E568CC1AF7E2BD0B99A741F8AD06E1A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Vested options expired weighted-average exercise price (in dollars per share) </link:label>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExpirationsInPeriodWeightedAverageExercisePrice_4E568CC1AF7E2BD0B99A741F8AD06E1A_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExpirationsInPeriodWeightedAverageExercisePrice_4E568CC1AF7E2BD0B99A741F8AD06E1A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangements by Share-based Payment Award, Options, Expirations in Period, Weighted Average Exercise Price </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExpirationsInPeriodWeightedAverageExercisePrice" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExpirationsInPeriodWeightedAverageExercisePrice_4E568CC1AF7E2BD0B99A741F8AD06E1A" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExpirationsInPeriodWeightedAverageExercisePrice_4E568CC1AF7E2BD0B99A741F8AD06E1A" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExpirationsInPeriodWeightedAverageExercisePrice_4E568CC1AF7E2BD0B99A741F8AD06E1A" xlink:type="arc"/>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_7DBF6A454BC01BA0B593741F8AD00674_periodEndLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_7DBF6A454BC01BA0B593741F8AD00674" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xml:lang="en-US"> Outstanding, weighted average exercise price, end of period (in dollars per share) </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_7DBF6A454BC01BA0B593741F8AD00674" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_7DBF6A454BC01BA0B593741F8AD00674" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_7DBF6A454BC01BA0B593741F8AD00674" xlink:type="arc"/>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice_7C45125B6FC9A575C5B9741F8AD0618A_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice_7C45125B6FC9A575C5B9741F8AD0618A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Vested at end of period weighted average exercise price (in dollars per share) </link:label>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice_7C45125B6FC9A575C5B9741F8AD0618A_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice_7C45125B6FC9A575C5B9741F8AD0618A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Exercise Price </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice_7C45125B6FC9A575C5B9741F8AD0618A" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice_7C45125B6FC9A575C5B9741F8AD0618A" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice_7C45125B6FC9A575C5B9741F8AD0618A" xlink:type="arc"/>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableWeightedAverageExercisePrice_686FCC7B949D608D8779741F8AD0375F_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableWeightedAverageExercisePrice_686FCC7B949D608D8779741F8AD0375F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Vested and expected to vest, weighted average exercise price (in dollars per share) </link:label>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableWeightedAverageExercisePrice_686FCC7B949D608D8779741F8AD0375F_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableWeightedAverageExercisePrice_686FCC7B949D608D8779741F8AD0375F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Exercisable, Weighted Average Exercise Price </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableWeightedAverageExercisePrice" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableWeightedAverageExercisePrice_686FCC7B949D608D8779741F8AD0375F" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableWeightedAverageExercisePrice_686FCC7B949D608D8779741F8AD0375F" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableWeightedAverageExercisePrice_686FCC7B949D608D8779741F8AD0375F" xlink:type="arc"/>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAdditionalDisclosuresAbstract_3452EEF822A148C80E81741F8AD0FEEC_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAdditionalDisclosuresAbstract_3452EEF822A148C80E81741F8AD0FEEC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Stock options, additional disclosures </link:label>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAdditionalDisclosuresAbstract_3452EEF822A148C80E81741F8AD0FEEC_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAdditionalDisclosuresAbstract_3452EEF822A148C80E81741F8AD0FEEC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Options, Additional Disclosures [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAdditionalDisclosuresAbstract" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAdditionalDisclosuresAbstract_3452EEF822A148C80E81741F8AD0FEEC" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAdditionalDisclosuresAbstract_3452EEF822A148C80E81741F8AD0FEEC" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAdditionalDisclosuresAbstract_3452EEF822A148C80E81741F8AD0FEEC" xlink:type="arc"/>
<link:label id="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedAndExpectedToVestExercisableWeightedAverageRemainingContractualTerm1_ED3E94A020B739BCD6F0741F8AD06F60_terseLabel_en-US" xlink:label="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedAndExpectedToVestExercisableWeightedAverageRemainingContractualTerm1_ED3E94A020B739BCD6F0741F8AD06F60" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Vested at end of period weighted average remaining contractual term </link:label>
<link:label id="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedAndExpectedToVestExercisableWeightedAverageRemainingContractualTerm1_ED3E94A020B739BCD6F0741F8AD06F60_label_en-US" xlink:label="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedAndExpectedToVestExercisableWeightedAverageRemainingContractualTerm1_ED3E94A020B739BCD6F0741F8AD06F60" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Exercisable, Weighted Average Remaining Contractual Term </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedAndExpectedToVestExercisableWeightedAverageRemainingContractualTerm1" xlink:label="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedAndExpectedToVestExercisableWeightedAverageRemainingContractualTerm1_ED3E94A020B739BCD6F0741F8AD06F60" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedAndExpectedToVestExercisableWeightedAverageRemainingContractualTerm1_ED3E94A020B739BCD6F0741F8AD06F60" xlink:to="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedAndExpectedToVestExercisableWeightedAverageRemainingContractualTerm1_ED3E94A020B739BCD6F0741F8AD06F60" xlink:type="arc"/>
<link:label id="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageRemainingContractualTerm1_62F84DC94434864C9040741F8AD0E740_terseLabel_en-US" xlink:label="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageRemainingContractualTerm1_62F84DC94434864C9040741F8AD0E740" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Vested and expected to vest, weighted average remaining contractual term </link:label>
<link:label id="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageRemainingContractualTerm1_62F84DC94434864C9040741F8AD0E740_label_en-US" xlink:label="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageRemainingContractualTerm1_62F84DC94434864C9040741F8AD0E740" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding, Weighted Average Remaining Contractual Term </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageRemainingContractualTerm1" xlink:label="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageRemainingContractualTerm1_62F84DC94434864C9040741F8AD0E740" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageRemainingContractualTerm1_62F84DC94434864C9040741F8AD0E740" xlink:to="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageRemainingContractualTerm1_62F84DC94434864C9040741F8AD0E740" xlink:type="arc"/>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue_86ADB1774A7C82BF129A741F8AD0BBE9_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue_86ADB1774A7C82BF129A741F8AD0BBE9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Outstanding intrinsic value </link:label>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue_86ADB1774A7C82BF129A741F8AD0BBE9_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue_86ADB1774A7C82BF129A741F8AD0BBE9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Intrinsic Value </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue_86ADB1774A7C82BF129A741F8AD0BBE9" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue_86ADB1774A7C82BF129A741F8AD0BBE9" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue_86ADB1774A7C82BF129A741F8AD0BBE9" xlink:type="arc"/>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingAggregateIntrinsicValue_0E4889634369E3CFD9B97425DE72A09B_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingAggregateIntrinsicValue_0E4889634369E3CFD9B97425DE72A09B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Vested at end of period aggregate intrinsic value </link:label>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingAggregateIntrinsicValue_0E4889634369E3CFD9B97425DE72A09B_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingAggregateIntrinsicValue_0E4889634369E3CFD9B97425DE72A09B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding, Aggregate Intrinsic Value </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingAggregateIntrinsicValue" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingAggregateIntrinsicValue_0E4889634369E3CFD9B97425DE72A09B" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingAggregateIntrinsicValue_0E4889634369E3CFD9B97425DE72A09B" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingAggregateIntrinsicValue_0E4889634369E3CFD9B97425DE72A09B" xlink:type="arc"/>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableAggregateIntrinsicValue_3133AA52C4E1B769C144741F8AD12B7D_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableAggregateIntrinsicValue_3133AA52C4E1B769C144741F8AD12B7D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Vested and expected to vest, aggregate intrinsic value </link:label>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableAggregateIntrinsicValue_3133AA52C4E1B769C144741F8AD12B7D_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableAggregateIntrinsicValue_3133AA52C4E1B769C144741F8AD12B7D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Exercisable, Aggregate Intrinsic Value </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2012/elts/us-gaap-2012-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableAggregateIntrinsicValue" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableAggregateIntrinsicValue_3133AA52C4E1B769C144741F8AD12B7D" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableAggregateIntrinsicValue_3133AA52C4E1B769C144741F8AD12B7D" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableAggregateIntrinsicValue_3133AA52C4E1B769C144741F8AD12B7D" xlink:type="arc"/>
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4 Subsequent Filings that Reference this Filing

  As Of               Filer                 Filing    For·On·As Docs:Size             Issuer                      Filing Agent

 2/28/24  Mimedx Group, Inc.                10-K       12/31/23  116:11M
 2/28/23  Mimedx Group, Inc.                10-K       12/31/22  123:13M
 2/28/22  Mimedx Group, Inc.                10-K       12/31/21  112:13M
 3/08/21  Mimedx Group, Inc.                10-K       12/31/20  111:12M
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