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    <link:label id="lab_us-gaap_LetterOfCreditMember_2A87CA9DFA7E02313B50CF87B45AD056_terseLabel_en-US" xlink:label="lab_us-gaap_LetterOfCreditMember_2A87CA9DFA7E02313B50CF87B45AD056" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Standby letters of credit</link:label>
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    <link:label id="lab_us-gaap_MinimumMember_FEF0942688C792BBF52FCF87B45BDBE7_label_en-US" xlink:label="lab_us-gaap_MinimumMember_FEF0942688C792BBF52FCF87B45BDBE7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Minimum [Member]</link:label>
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    <link:label id="lab_us-gaap_MaximumMember_2AC33895E614E0DFB500CF87B45BBCA8_label_en-US" xlink:label="lab_us-gaap_MaximumMember_2AC33895E614E0DFB500CF87B45BBCA8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Maximum [Member]</link:label>
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    <link:label id="lab_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_9E15F76C993CB42A1FE7CF87B45B3FF4_label_en-US" xlink:label="lab_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_9E15F76C993CB42A1FE7CF87B45B3FF4" 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/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity" xlink:label="loc_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_9E15F76C993CB42A1FE7CF87B45B3FF4" xlink:type="locator" />
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    <link:label id="lab_pinc_LineofCreditFacilityBorrowingCapacityIncreaseLimit_CA9B34B35A25A2A292B8CF87B45CE7EC_terseLabel_en-US" xlink:label="lab_pinc_LineofCreditFacilityBorrowingCapacityIncreaseLimit_CA9B34B35A25A2A292B8CF87B45CE7EC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Additional borrowing capacity</link:label>
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    <link:label id="lab_us-gaap_DebtInstrumentBasisSpreadOnVariableRate1_FAC4C64ADE51F4AFB1C3CF87B45C2BA0_terseLabel_en-US" xlink:label="lab_us-gaap_DebtInstrumentBasisSpreadOnVariableRate1_FAC4C64ADE51F4AFB1C3CF87B45C2BA0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Basis spread on variable rate</link:label>
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    <link:label id="lab_pinc_DebtInstrumentCovenantInterestCoverageRatioMinimum_9B6F8357B57C7EA1AE47CF87B45CF19F_terseLabel_en-US" xlink:label="lab_pinc_DebtInstrumentCovenantInterestCoverageRatioMinimum_9B6F8357B57C7EA1AE47CF87B45CF19F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Minimum consolidated interest coverage ratio</link:label>
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    <link:label id="lab_pinc_BusinessAcquisitionProductSupportContractsTerm_25517A297D24A4DB7EE2CF87B3C5207D_terseLabel_en-US" xlink:label="lab_pinc_BusinessAcquisitionProductSupportContractsTerm_25517A297D24A4DB7EE2CF87B3C5207D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Support contracts, term</link:label>
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    <link:label id="lab_us-gaap_EquityComponentDomain_B9CDD8ADD846EB6F0840D9E302E74C35_terseLabel_en-US" xlink:label="lab_us-gaap_EquityComponentDomain_B9CDD8ADD846EB6F0840D9E302E74C35" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Equity Component [Domain]</link:label>
    <link:label id="lab_us-gaap_EquityComponentDomain_B9CDD8ADD846EB6F0840D9E302E74C35_label_en-US" xlink:label="lab_us-gaap_EquityComponentDomain_B9CDD8ADD846EB6F0840D9E302E74C35" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Equity Component [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_EquityComponentDomain" xlink:label="loc_us-gaap_EquityComponentDomain_B9CDD8ADD846EB6F0840D9E302E74C35" xlink:type="locator" />
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    <link:label id="lab_us-gaap_CommonStockMember_4C1C7DFC203D793F8293D9E302E7E9F9_terseLabel_en-US" xlink:label="lab_us-gaap_CommonStockMember_4C1C7DFC203D793F8293D9E302E7E9F9" 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_4C1C7DFC203D793F8293D9E302E7E9F9_label_en-US" xlink:label="lab_us-gaap_CommonStockMember_4C1C7DFC203D793F8293D9E302E7E9F9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Common Stock [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CommonStockMember" xlink:label="loc_us-gaap_CommonStockMember_4C1C7DFC203D793F8293D9E302E7E9F9" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CommonStockMember_4C1C7DFC203D793F8293D9E302E7E9F9" xlink:to="lab_us-gaap_CommonStockMember_4C1C7DFC203D793F8293D9E302E7E9F9" xlink:type="arc" />
    <link:label id="lab_pinc_ClassBCommonUnitstoClassACommonSharesMember_DBD3EA01ECC7C5B55385D9E302E8C155_terseLabel_en-US" xlink:label="lab_pinc_ClassBCommonUnitstoClassACommonSharesMember_DBD3EA01ECC7C5B55385D9E302E8C155" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Class B common units exchangeable for Class A common shares</link:label>
    <link:label id="lab_pinc_ClassBCommonUnitstoClassACommonSharesMember_DBD3EA01ECC7C5B55385D9E302E8C155_label_en-US" xlink:label="lab_pinc_ClassBCommonUnitstoClassACommonSharesMember_DBD3EA01ECC7C5B55385D9E302E8C155" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Class B Common Units to Class A Common Shares [Member]</link:label>
    <link:label id="lab_pinc_ClassBCommonUnitstoClassACommonSharesMember_DBD3EA01ECC7C5B55385D9E302E8C155_documentation_en-US" xlink:label="lab_pinc_ClassBCommonUnitstoClassACommonSharesMember_DBD3EA01ECC7C5B55385D9E302E8C155" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Class B Common Units to Class A Common Shares [Member]</link:label>
    <link:loc xlink:href="pinc-20170331.xsd#pinc_ClassBCommonUnitstoClassACommonSharesMember" xlink:label="loc_pinc_ClassBCommonUnitstoClassACommonSharesMember_DBD3EA01ECC7C5B55385D9E302E8C155" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_pinc_ClassBCommonUnitstoClassACommonSharesMember_DBD3EA01ECC7C5B55385D9E302E8C155" xlink:to="lab_pinc_ClassBCommonUnitstoClassACommonSharesMember_DBD3EA01ECC7C5B55385D9E302E8C155" xlink:type="arc" />
    <link:label id="lab_us-gaap_EarningsPerShareBasicLineItems_460BE7D8848B82FD2319D9E302E9A42F_terseLabel_en-US" xlink:label="lab_us-gaap_EarningsPerShareBasicLineItems_460BE7D8848B82FD2319D9E302E9A42F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items]</link:label>
    <link:label id="lab_us-gaap_EarningsPerShareBasicLineItems_460BE7D8848B82FD2319D9E302E9A42F_label_en-US" xlink:label="lab_us-gaap_EarningsPerShareBasicLineItems_460BE7D8848B82FD2319D9E302E9A42F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_EarningsPerShareBasicLineItems" xlink:label="loc_us-gaap_EarningsPerShareBasicLineItems_460BE7D8848B82FD2319D9E302E9A42F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EarningsPerShareBasicLineItems_460BE7D8848B82FD2319D9E302E9A42F" xlink:to="lab_us-gaap_EarningsPerShareBasicLineItems_460BE7D8848B82FD2319D9E302E9A42F" xlink:type="arc" />
    <link:label id="lab_us-gaap_NetIncomeLossAvailableToCommonStockholdersBasicAbstract_51E1A770B1722326173FD9E302EADD52_terseLabel_en-US" xlink:label="lab_us-gaap_NetIncomeLossAvailableToCommonStockholdersBasicAbstract_51E1A770B1722326173FD9E302EADD52" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Numerator for basic earnings (loss) per share:</link:label>
    <link:label id="lab_us-gaap_NetIncomeLossAvailableToCommonStockholdersBasicAbstract_51E1A770B1722326173FD9E302EADD52_label_en-US" xlink:label="lab_us-gaap_NetIncomeLossAvailableToCommonStockholdersBasicAbstract_51E1A770B1722326173FD9E302EADD52" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Net Income (Loss) Available to Common Stockholders, Basic [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_NetIncomeLossAvailableToCommonStockholdersBasicAbstract" xlink:label="loc_us-gaap_NetIncomeLossAvailableToCommonStockholdersBasicAbstract_51E1A770B1722326173FD9E302EADD52" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NetIncomeLossAvailableToCommonStockholdersBasicAbstract_51E1A770B1722326173FD9E302EADD52" xlink:to="lab_us-gaap_NetIncomeLossAvailableToCommonStockholdersBasicAbstract_51E1A770B1722326173FD9E302EADD52" xlink:type="arc" />
    <link:label id="lab_us-gaap_NetIncomeLoss_E9CA48099F3728901D79D9E302EA3BD6_terseLabel_en-US" xlink:label="lab_us-gaap_NetIncomeLoss_E9CA48099F3728901D79D9E302EA3BD6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Net income (loss) attributable to stockholders</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_NetIncomeLoss" xlink:label="loc_us-gaap_NetIncomeLoss_E9CA48099F3728901D79D9E302EA3BD6" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NetIncomeLoss_E9CA48099F3728901D79D9E302EA3BD6" xlink:to="lab_us-gaap_NetIncomeLoss_E9CA48099F3728901D79D9E302EA3BD6" xlink:type="arc" />
    <link:label id="lab_us-gaap_NetIncomeLossAvailableToCommonStockholdersDilutedAbstract_7E69FACA1A7330D472CAD9E302EA6FD2_terseLabel_en-US" xlink:label="lab_us-gaap_NetIncomeLossAvailableToCommonStockholdersDilutedAbstract_7E69FACA1A7330D472CAD9E302EA6FD2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Numerator for diluted earnings (loss) per share:</link:label>
    <link:label id="lab_us-gaap_NetIncomeLossAvailableToCommonStockholdersDilutedAbstract_7E69FACA1A7330D472CAD9E302EA6FD2_label_en-US" xlink:label="lab_us-gaap_NetIncomeLossAvailableToCommonStockholdersDilutedAbstract_7E69FACA1A7330D472CAD9E302EA6FD2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Net Income (Loss) Available to Common Stockholders, Diluted [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_NetIncomeLossAvailableToCommonStockholdersDilutedAbstract" xlink:label="loc_us-gaap_NetIncomeLossAvailableToCommonStockholdersDilutedAbstract_7E69FACA1A7330D472CAD9E302EA6FD2" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NetIncomeLossAvailableToCommonStockholdersDilutedAbstract_7E69FACA1A7330D472CAD9E302EA6FD2" xlink:to="lab_us-gaap_NetIncomeLossAvailableToCommonStockholdersDilutedAbstract_7E69FACA1A7330D472CAD9E302EA6FD2" xlink:type="arc" />
    <link:label id="lab_pinc_TemporaryEquityIncreaseDecreaseToRedemptionAmount_EC70B72E6157DB37411FD9E302EA6CED_negatedLabel_en-US" xlink:label="lab_pinc_TemporaryEquityIncreaseDecreaseToRedemptionAmount_EC70B72E6157DB37411FD9E302EA6CED" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Adjustment of redeemable limited partners' capital to redemption amount</link:label>
    <link:loc xlink:href="pinc-20170331.xsd#pinc_TemporaryEquityIncreaseDecreaseToRedemptionAmount" xlink:label="loc_pinc_TemporaryEquityIncreaseDecreaseToRedemptionAmount_EC70B72E6157DB37411FD9E302EA6CED" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_pinc_TemporaryEquityIncreaseDecreaseToRedemptionAmount_EC70B72E6157DB37411FD9E302EA6CED" xlink:to="lab_pinc_TemporaryEquityIncreaseDecreaseToRedemptionAmount_EC70B72E6157DB37411FD9E302EA6CED" xlink:type="arc" />
    <link:label id="lab_us-gaap_NoncontrollingInterestInNetIncomeLossLimitedPartnershipsRedeemable_81ABAEE94C79065D08EFD9E302EA0DEB_terseLabel_en-US" xlink:label="lab_us-gaap_NoncontrollingInterestInNetIncomeLossLimitedPartnershipsRedeemable_81ABAEE94C79065D08EFD9E302EA0DEB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Net income attributable to non-controlling interest in Premier LP</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_NoncontrollingInterestInNetIncomeLossLimitedPartnershipsRedeemable" xlink:label="loc_us-gaap_NoncontrollingInterestInNetIncomeLossLimitedPartnershipsRedeemable_81ABAEE94C79065D08EFD9E302EA0DEB" xlink:type="locator" />
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    <link:label id="lab_pinc_IncomeTaxExpenseBenefitPortionAttributabletoNoncontrollingInterest_F4E90AE1593EC23E88F0D9E302EAFC5D_negatedLabel_en-US" xlink:label="lab_pinc_IncomeTaxExpenseBenefitPortionAttributabletoNoncontrollingInterest_F4E90AE1593EC23E88F0D9E302EAFC5D" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Tax effect on Premier, Inc. net income</link:label>
    <link:label id="lab_pinc_IncomeTaxExpenseBenefitPortionAttributabletoNoncontrollingInterest_F4E90AE1593EC23E88F0D9E302EAFC5D_label_en-US" xlink:label="lab_pinc_IncomeTaxExpenseBenefitPortionAttributabletoNoncontrollingInterest_F4E90AE1593EC23E88F0D9E302EAFC5D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Income Tax Expense (Benefit), Portion Attributable to Noncontrolling Interest</link:label>
    <link:label id="lab_pinc_IncomeTaxExpenseBenefitPortionAttributabletoNoncontrollingInterest_F4E90AE1593EC23E88F0D9E302EAFC5D_documentation_en-US" xlink:label="lab_pinc_IncomeTaxExpenseBenefitPortionAttributabletoNoncontrollingInterest_F4E90AE1593EC23E88F0D9E302EAFC5D" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Income Tax Expense (Benefit), Portion Attributable to Noncontrolling Interest</link:label>
    <link:loc xlink:href="pinc-20170331.xsd#pinc_IncomeTaxExpenseBenefitPortionAttributabletoNoncontrollingInterest" xlink:label="loc_pinc_IncomeTaxExpenseBenefitPortionAttributabletoNoncontrollingInterest_F4E90AE1593EC23E88F0D9E302EAFC5D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_pinc_IncomeTaxExpenseBenefitPortionAttributabletoNoncontrollingInterest_F4E90AE1593EC23E88F0D9E302EAFC5D" xlink:to="lab_pinc_IncomeTaxExpenseBenefitPortionAttributabletoNoncontrollingInterest_F4E90AE1593EC23E88F0D9E302EAFC5D" xlink:type="arc" />
    <link:label id="lab_us-gaap_NetIncomeLossAvailableToCommonStockholdersDiluted_B081CD36A48D1D2F43D6D9E302EBE74B_totalLabel_en-US" xlink:label="lab_us-gaap_NetIncomeLossAvailableToCommonStockholdersDiluted_B081CD36A48D1D2F43D6D9E302EBE74B" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Adjusted net income (loss)</link:label>
    <link:label id="lab_us-gaap_NetIncomeLossAvailableToCommonStockholdersDiluted_B081CD36A48D1D2F43D6D9E302EBE74B_label_en-US" xlink:label="lab_us-gaap_NetIncomeLossAvailableToCommonStockholdersDiluted_B081CD36A48D1D2F43D6D9E302EBE74B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Net Income (Loss) Available to Common Stockholders, Diluted</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_NetIncomeLossAvailableToCommonStockholdersDiluted" xlink:label="loc_us-gaap_NetIncomeLossAvailableToCommonStockholdersDiluted_B081CD36A48D1D2F43D6D9E302EBE74B" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NetIncomeLossAvailableToCommonStockholdersDiluted_B081CD36A48D1D2F43D6D9E302EBE74B" xlink:to="lab_us-gaap_NetIncomeLossAvailableToCommonStockholdersDiluted_B081CD36A48D1D2F43D6D9E302EBE74B" xlink:type="arc" />
    <link:label id="lab_us-gaap_WeightedAverageNumberOfSharesOutstandingBasicAbstract_B9B4DFB4AAF5FE7F71C1D9E302EBFCD4_terseLabel_en-US" xlink:label="lab_us-gaap_WeightedAverageNumberOfSharesOutstandingBasicAbstract_B9B4DFB4AAF5FE7F71C1D9E302EBFCD4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Denominator for basic earnings (loss) per share:</link:label>
    <link:label id="lab_us-gaap_WeightedAverageNumberOfSharesOutstandingBasicAbstract_B9B4DFB4AAF5FE7F71C1D9E302EBFCD4_label_en-US" xlink:label="lab_us-gaap_WeightedAverageNumberOfSharesOutstandingBasicAbstract_B9B4DFB4AAF5FE7F71C1D9E302EBFCD4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Weighted Average Number of Shares Outstanding, Basic [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingBasicAbstract" xlink:label="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasicAbstract_B9B4DFB4AAF5FE7F71C1D9E302EBFCD4" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasicAbstract_B9B4DFB4AAF5FE7F71C1D9E302EBFCD4" xlink:to="lab_us-gaap_WeightedAverageNumberOfSharesOutstandingBasicAbstract_B9B4DFB4AAF5FE7F71C1D9E302EBFCD4" xlink:type="arc" />
    <link:label id="lab_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_8F6396E00813265A438ED9E302EB891C_terseLabel_en-US" xlink:label="lab_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_8F6396E00813265A438ED9E302EB891C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Weighted average shares (in shares)</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingBasic" xlink:label="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_8F6396E00813265A438ED9E302EB891C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_8F6396E00813265A438ED9E302EB891C" xlink:to="lab_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_8F6396E00813265A438ED9E302EB891C" xlink:type="arc" />
    <link:label id="lab_us-gaap_WeightedAverageNumberOfSharesOutstandingAbstract_FDF05DCEAB8AF04601F3D9E302EB9450_terseLabel_en-US" xlink:label="lab_us-gaap_WeightedAverageNumberOfSharesOutstandingAbstract_FDF05DCEAB8AF04601F3D9E302EB9450" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Denominator for diluted earnings (loss) per share:</link:label>
    <link:label id="lab_us-gaap_WeightedAverageNumberOfSharesOutstandingAbstract_FDF05DCEAB8AF04601F3D9E302EB9450_label_en-US" xlink:label="lab_us-gaap_WeightedAverageNumberOfSharesOutstandingAbstract_FDF05DCEAB8AF04601F3D9E302EB9450" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Weighted Average Number of Shares Outstanding, Diluted [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingAbstract" xlink:label="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingAbstract_FDF05DCEAB8AF04601F3D9E302EB9450" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingAbstract_FDF05DCEAB8AF04601F3D9E302EB9450" xlink:to="lab_us-gaap_WeightedAverageNumberOfSharesOutstandingAbstract_FDF05DCEAB8AF04601F3D9E302EB9450" xlink:type="arc" />
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    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncreaseDecreaseInOperatingCapitalAbstract" xlink:label="loc_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_8F4C0352AF1B26185DB5E972220D2FB9" xlink:type="locator" />
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    <link:loc xlink:href="pinc-20170331.xsd#pinc_IncreaseDecreaseinAccountsReceivablePrepaidExpenseandOtherCurrentAssets" xlink:label="loc_pinc_IncreaseDecreaseinAccountsReceivablePrepaidExpenseandOtherCurrentAssets_6627A4F1D7652F6ECB3EE972220D3A0D" xlink:type="locator" />
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    <link:label id="lab_us-gaap_IncreaseDecreaseInOtherOperatingAssets_C1EB0AE8A4EEB172E4F1E972220D96E5_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInOtherOperatingAssets_C1EB0AE8A4EEB172E4F1E972220D96E5" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Other assets</link:label>
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    <link:label id="lab_us-gaap_IncreaseDecreaseInInventories_FB2C527F055FA3016C51E972220DB2E3_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInInventories_FB2C527F055FA3016C51E972220DB2E3" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Inventories</link:label>
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    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncreaseDecreaseInInventories" xlink:label="loc_us-gaap_IncreaseDecreaseInInventories_FB2C527F055FA3016C51E972220DB2E3" xlink:type="locator" />
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    <link:label id="lab_us-gaap_IncreaseDecreaseInOperatingLiabilities_7FA7F7961AF1B219D1ABE972220DC494_terseLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInOperatingLiabilities_7FA7F7961AF1B219D1ABE972220DC494" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Accounts payable, accrued expenses and other current liabilities</link:label>
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    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncreaseDecreaseInOperatingLiabilities" xlink:label="loc_us-gaap_IncreaseDecreaseInOperatingLiabilities_7FA7F7961AF1B219D1ABE972220DC494" xlink:type="locator" />
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    <link:label id="lab_us-gaap_IncreaseDecreaseInOtherNoncurrentLiabilities_E6902B3B2BEE51F1C38EE972220D13F4_terseLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInOtherNoncurrentLiabilities_E6902B3B2BEE51F1C38EE972220D13F4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Long-term liabilities</link:label>
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    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncreaseDecreaseInOtherNoncurrentLiabilities" xlink:label="loc_us-gaap_IncreaseDecreaseInOtherNoncurrentLiabilities_E6902B3B2BEE51F1C38EE972220D13F4" xlink:type="locator" />
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    <link:label id="lab_us-gaap_OtherOperatingActivitiesCashFlowStatement_4BDC3182061121A130F4E972220D969B_terseLabel_en-US" xlink:label="lab_us-gaap_OtherOperatingActivitiesCashFlowStatement_4BDC3182061121A130F4E972220D969B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Other operating activities</link:label>
    <link:label id="lab_us-gaap_OtherOperatingActivitiesCashFlowStatement_4BDC3182061121A130F4E972220D969B_label_en-US" xlink:label="lab_us-gaap_OtherOperatingActivitiesCashFlowStatement_4BDC3182061121A130F4E972220D969B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Operating Activities, Cash Flow Statement</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OtherOperatingActivitiesCashFlowStatement" xlink:label="loc_us-gaap_OtherOperatingActivitiesCashFlowStatement_4BDC3182061121A130F4E972220D969B" xlink:type="locator" />
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    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivities" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_401F090973DA70384486E972220D7411" xlink:type="locator" />
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    <link:label id="lab_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_2AC3FEDD4098B55E11ABE972220D7031_terseLabel_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_2AC3FEDD4098B55E11ABE972220D7031" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Investing activities</link:label>
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    <link:label id="lab_us-gaap_PaymentsToAcquireAvailableForSaleSecurities_C8BC36D5252B568E5BD5E972220D6ACE_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_PaymentsToAcquireAvailableForSaleSecurities_C8BC36D5252B568E5BD5E972220D6ACE" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Purchase of marketable securities</link:label>
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    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_PaymentsToAcquireAvailableForSaleSecurities" xlink:label="loc_us-gaap_PaymentsToAcquireAvailableForSaleSecurities_C8BC36D5252B568E5BD5E972220D6ACE" xlink:type="locator" />
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    <link:label id="lab_us-gaap_ProceedsFromSaleOfAvailableForSaleSecurities_C065D550038DFFE60CB0E972220D47EF_terseLabel_en-US" xlink:label="lab_us-gaap_ProceedsFromSaleOfAvailableForSaleSecurities_C065D550038DFFE60CB0E972220D47EF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Proceeds from sale of marketable securities</link:label>
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    <link:label id="lab_pinc_PaymentsToAcquireBusinessesFiveAndSixNetOfCashAcquired_25D7BD599C9CFBE2FDBBE972220DD674_negatedTerseLabel_en-US" xlink:label="lab_pinc_PaymentsToAcquireBusinessesFiveAndSixNetOfCashAcquired_25D7BD599C9CFBE2FDBBE972220DD674" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Acquisition of Innovatix, LLC and Essensa Ventures, LLC, net of cash acquired</link:label>
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    <link:label id="lab_pinc_PaymentstoAcquireBusinessFourNetofCashAcquired_6607A04299F20BDCEA6CE972220D7B1E_negatedTerseLabel_en-US" xlink:label="lab_pinc_PaymentstoAcquireBusinessFourNetofCashAcquired_6607A04299F20BDCEA6CE972220D7B1E" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Acquisition of InFlow Health, LLC</link:label>
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    <link:label id="lab_us-gaap_PaymentsToAcquireInterestInSubsidiariesAndAffiliates_551D468851802A3B704AE972220D1DE9_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_PaymentsToAcquireInterestInSubsidiariesAndAffiliates_551D468851802A3B704AE972220D1DE9" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Investment in unconsolidated affiliates</link:label>
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    <link:label id="lab_us-gaap_ProceedsFromEquityMethodInvestmentDividendsOrDistributionsReturnOfCapital_A2E2E2887D447EA6532EE972220DAE76_terseLabel_en-US" xlink:label="lab_us-gaap_ProceedsFromEquityMethodInvestmentDividendsOrDistributionsReturnOfCapital_A2E2E2887D447EA6532EE972220DAE76" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Distributions received on equity investments in unconsolidated affiliates</link:label>
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    <link:label id="lab_us-gaap_NetCashProvidedByUsedInInvestingActivities_A9A2627D4BB06A816139E972220D38E2_totalLabel_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInInvestingActivities_A9A2627D4BB06A816139E972220D38E2" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Net cash used in investing activities</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivities" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_A9A2627D4BB06A816139E972220D38E2" xlink:type="locator" />
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    <link:label id="lab_us-gaap_RepaymentsOfLongTermDebt_C0A7E31EBD64B3DB76DCE972220D71C2_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_RepaymentsOfLongTermDebt_C0A7E31EBD64B3DB76DCE972220D71C2" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Payments made on notes payable</link:label>
    <link:label id="lab_us-gaap_RepaymentsOfLongTermDebt_C0A7E31EBD64B3DB76DCE972220D71C2_label_en-US" xlink:label="lab_us-gaap_RepaymentsOfLongTermDebt_C0A7E31EBD64B3DB76DCE972220D71C2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Repayments of Long-term Debt</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_RepaymentsOfLongTermDebt" xlink:label="loc_us-gaap_RepaymentsOfLongTermDebt_C0A7E31EBD64B3DB76DCE972220D71C2" xlink:type="locator" />
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    <link:label id="lab_us-gaap_ProceedsFromLinesOfCredit_D4F1DCEB7E7C62C02E95E972220D0EC7_terseLabel_en-US" xlink:label="lab_us-gaap_ProceedsFromLinesOfCredit_D4F1DCEB7E7C62C02E95E972220D0EC7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Proceeds from credit facility</link:label>
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    <link:loc xlink:href="pinc-20170331.xsd#pinc_RedeemableLimitedPartnersCapitalAccountDecreaseDueToAdjustmenttoRedemptionAmount" xlink:label="loc_pinc_RedeemableLimitedPartnersCapitalAccountDecreaseDueToAdjustmenttoRedemptionAmount_E0C8C7C56278B40DAEF7E972220D3AD7" xlink:type="locator" />
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    <link:label id="lab_pinc_LimitedPartnersCapitalAccountDecreaseduetoDistributionPayable_3A8F9DFC39F6FB370598E972220D14D5_terseLabel_en-US" xlink:label="lab_pinc_LimitedPartnersCapitalAccountDecreaseduetoDistributionPayable_3A8F9DFC39F6FB370598E972220D14D5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Reduction in redeemable limited partners' capital for limited partners' distribution payable</link:label>
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    <link:label id="lab_us-gaap_AssetsAbstract_1EE98043F2A6A3475138BB6B3FD24F13_label_en-US" xlink:label="lab_us-gaap_AssetsAbstract_1EE98043F2A6A3475138BB6B3FD24F13" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Assets [Abstract]</link:label>
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    <link:label id="lab_us-gaap_CashAndCashEquivalentsAtCarryingValue_CE373FAFD5963BC8813FBB6B3FD25F2A_terseLabel_en-US" xlink:label="lab_us-gaap_CashAndCashEquivalentsAtCarryingValue_CE373FAFD5963BC8813FBB6B3FD25F2A" 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/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue" xlink:label="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_CE373FAFD5963BC8813FBB6B3FD25F2A" xlink:type="locator" />
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    <link:label id="lab_us-gaap_MarketableSecuritiesCurrent_C633A4765B25862C0915BB6B3FD2561D_terseLabel_en-US" xlink:label="lab_us-gaap_MarketableSecuritiesCurrent_C633A4765B25862C0915BB6B3FD2561D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Marketable securities</link:label>
    <link:label id="lab_us-gaap_MarketableSecuritiesCurrent_C633A4765B25862C0915BB6B3FD2561D_label_en-US" xlink:label="lab_us-gaap_MarketableSecuritiesCurrent_C633A4765B25862C0915BB6B3FD2561D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Marketable Securities, Current</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_MarketableSecuritiesCurrent" xlink:label="loc_us-gaap_MarketableSecuritiesCurrent_C633A4765B25862C0915BB6B3FD2561D" xlink:type="locator" />
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    <link:label id="lab_us-gaap_AccountsReceivableNetCurrent_0AABEC7CDF91A573C5F3BB6B3FD2EC80_terseLabel_en-US" xlink:label="lab_us-gaap_AccountsReceivableNetCurrent_0AABEC7CDF91A573C5F3BB6B3FD2EC80" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Accounts receivable (net of $2,908 and $1,981 allowance for doubtful accounts, respectively)</link:label>
    <link:label id="lab_us-gaap_AccountsReceivableNetCurrent_0AABEC7CDF91A573C5F3BB6B3FD2EC80_label_en-US" xlink:label="lab_us-gaap_AccountsReceivableNetCurrent_0AABEC7CDF91A573C5F3BB6B3FD2EC80" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Accounts Receivable, Net, Current</link:label>
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    <link:label id="lab_us-gaap_InventoryNet_F271B765B111F0B0C9A2BB6B3FD3FAE6_terseLabel_en-US" xlink:label="lab_us-gaap_InventoryNet_F271B765B111F0B0C9A2BB6B3FD3FAE6" 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_InventoryNet_F271B765B111F0B0C9A2BB6B3FD3FAE6_label_en-US" xlink:label="lab_us-gaap_InventoryNet_F271B765B111F0B0C9A2BB6B3FD3FAE6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Inventory, Net</link:label>
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    <link:label id="lab_us-gaap_PrepaidExpenseAndOtherAssetsCurrent_7E89F38006A71C6A9AD2BB6B3FD328FF_terseLabel_en-US" xlink:label="lab_us-gaap_PrepaidExpenseAndOtherAssetsCurrent_7E89F38006A71C6A9AD2BB6B3FD328FF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Prepaid expenses and other current assets</link:label>
    <link:label id="lab_us-gaap_PrepaidExpenseAndOtherAssetsCurrent_7E89F38006A71C6A9AD2BB6B3FD328FF_label_en-US" xlink:label="lab_us-gaap_PrepaidExpenseAndOtherAssetsCurrent_7E89F38006A71C6A9AD2BB6B3FD328FF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Prepaid Expense and Other Assets, Current</link:label>
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    <link:label id="lab_us-gaap_DueFromRelatedPartiesCurrent_0157A5B5AEBCC68DD19EBB6B3FD337BB_terseLabel_en-US" xlink:label="lab_us-gaap_DueFromRelatedPartiesCurrent_0157A5B5AEBCC68DD19EBB6B3FD337BB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Due from related parties</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DueFromRelatedPartiesCurrent" xlink:label="loc_us-gaap_DueFromRelatedPartiesCurrent_0157A5B5AEBCC68DD19EBB6B3FD337BB" xlink:type="locator" />
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    <link:label id="lab_us-gaap_MarketableSecuritiesNoncurrent_BF49B2D8B5A428DC076EBB6B3FD39B4E_terseLabel_en-US" xlink:label="lab_us-gaap_MarketableSecuritiesNoncurrent_BF49B2D8B5A428DC076EBB6B3FD39B4E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Marketable securities</link:label>
    <link:label id="lab_us-gaap_MarketableSecuritiesNoncurrent_BF49B2D8B5A428DC076EBB6B3FD39B4E_label_en-US" xlink:label="lab_us-gaap_MarketableSecuritiesNoncurrent_BF49B2D8B5A428DC076EBB6B3FD39B4E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Marketable Securities, Noncurrent</link:label>
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    <link:label id="lab_us-gaap_PropertyPlantAndEquipmentNet_E069DB781D3FFEA2F79EBB6B3FD3CD86_terseLabel_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentNet_E069DB781D3FFEA2F79EBB6B3FD3CD86" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Property and equipment (net of $303,052 and $265,751 accumulated depreciation, respectively)</link:label>
    <link:label id="lab_us-gaap_PropertyPlantAndEquipmentNet_E069DB781D3FFEA2F79EBB6B3FD3CD86_label_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentNet_E069DB781D3FFEA2F79EBB6B3FD3CD86" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Property, Plant and Equipment, Net</link:label>
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    <link:label id="lab_us-gaap_IntangibleAssetsNetExcludingGoodwill_A3EE776135716A81F84ABB6B3FD4154A_terseLabel_en-US" xlink:label="lab_us-gaap_IntangibleAssetsNetExcludingGoodwill_A3EE776135716A81F84ABB6B3FD4154A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Intangible assets (net of $85,498 and $50,870 accumulated amortization, respectively)</link:label>
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    <link:label id="lab_us-gaap_DeferredIncomeTaxAssetsNet_42D4786A45C4CE3D5540BB6B3FD43A23_verboseLabel_en-US" xlink:label="lab_us-gaap_DeferredIncomeTaxAssetsNet_42D4786A45C4CE3D5540BB6B3FD43A23" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Deferred income tax assets</link:label>
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