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      <ProgramServiceRevenueGrp>
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        <RelatedOrExemptFuncIncomeAmt>32753170</RelatedOrExemptFuncIncomeAmt>
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      <ProgramServiceRevenueGrp>
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      <ProgramServiceRevenueGrp>
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      <GrantsToDomesticOrgsGrp>
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      <GrantsToDomesticIndividualsGrp>
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      <CompDisqualPersonsGrp>
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      <FeesForServicesLegalGrp>
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        <ProgramServicesAmt>46879</ProgramServicesAmt>
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      <FeesForServicesLobbyingGrp>
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      <InvestmentIncomeCYPct>0.00053</InvestmentIncomeCYPct>
      <InvestmentIncomePYPct>0.00060</InvestmentIncomePYPct>
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    <IRS990ScheduleB documentId="IRS990ScheduleB">
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        <ContributorUSAddress>
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          <AddressLine2>RESTRICTED</AddressLine2>
          <City>RESTRICTED</City>
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          <ZIPCode>RESTRICTED</ZIPCode>
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      <CYMinus4YrEndwmtFundGrp />
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>SCHEDULE D, PART X</FormAndLineReferenceDesc>
        <ExplanationTxt>MANAGEMENT HAS EVALUATED THEIR INCOME TAX POSITIONS UNDER THE GUIDANCE INCLUDED IN ASC740. BASED ON THEIR REVIEW, MANAGEMENT HAS NOT IDENTIFIED ANY MATERIAL UNCERTAIN TAX POSITIONS TO BE RECORDED OR DISCLOSED IN THE FINANCIAL STATEMENTS.</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>SCHEDULE D, PART XII, LINE 2D</FormAndLineReferenceDesc>
        <ExplanationTxt>FUNDRAISING EXPENSES NETTED AGAINST REVENUE ON RETURN: $22,523</ExplanationTxt>
      </SupplementalInformationDetail>
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        <OtherDirectExpensesEvent1Amt>22523</OtherDirectExpensesEvent1Amt>
        <OtherEventsTotalCnt>0</OtherEventsTotalCnt>
        <GrossReceiptsTotalAmt>23713</GrossReceiptsTotalAmt>
        <CharitableContributionsTotAmt>156</CharitableContributionsTotAmt>
        <GrossRevenueTotalEventsAmt>23557</GrossRevenueTotalEventsAmt>
        <OthDirectExpnssTotalEventsAmt>22523</OthDirectExpnssTotalEventsAmt>
        <DirectExpenseSummaryEventsAmt>22523</DirectExpenseSummaryEventsAmt>
        <NetIncomeSummaryAmt>1034</NetIncomeSummaryAmt>
      </FundraisingEventInformationGrp>
    </IRS990ScheduleG>
    <IRS990ScheduleO documentId="IRS990ScheduleO">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, LINE 3</FormAndLineReferenceDesc>
        <ExplanationTxt>DELEGATION OF MANAGEMENT DUTIES: THE ORGANIZATION HAS A MANAGEMENT AGREEMENT WITH COMANCHE COUNTY MEMORIAL HOSPITAL AUTHORITY, JACKSON COUNTY MEMORIAL HOSPITAL AUTHORITY, AND DUNCAN REGIONAL HOSPITAL, INC. THE ORGANIZATION PURCHASES SERVICES FROM THESE THREE UNRELATED ORGANIZATIONS, WHICH INCLUDES SERVICES PROVIDED BY LANE HOOTON (COO), WHOSE TOTAL 2020 COMPENSATION WAS $288,248.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, LINES 7A AND 7B</FormAndLineReferenceDesc>
        <ExplanationTxt>POWER TO ELECT OR APPOINT BOARD MEMBERS: EACH MEMBER HAS THE RIGHT TO APPOINT THREE MANAGERS TO THE BOARD OF MANAGERS. THE MEMBERS MAY VOTE ON ANY AND ALL MATTERS RELATED TO CANCER CENTERS OF SOUTHWEST OKLAHOMA, AND THEIR UNANIMOUS ACTION ELIMINATES THE NEED FOR OR MAY OVERTURN, ANY ACTION OF THE BOARD OF MANAGERS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 11B</FormAndLineReferenceDesc>
        <ExplanationTxt>REVIEW OF FORM 990: THE FORM 990 IS PREPARED BY AN OUTSIDE ACCOUNTING FIRM. THE RETURN IS REVIEWED INTERNALLY PRIOR TO FILING WITH THE IRS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part VI, Line 19</FormAndLineReferenceDesc>
        <ExplanationTxt>PUBLIC AVAILABILITY: THE ORGANIZATION MAKES ITS GOVERNING DOCUMENTS AND FINANCIAL STATEMENTS AVAILABLE TO THE PUBLIC UPON REQUEST.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, LINE 6</FormAndLineReferenceDesc>
        <ExplanationTxt>MEMBERS AND STOCKHOLDERS: THE ORGANIZATION HAS THREE MEMBERS. THE COMANCHE COUNTY HOSPITAL AUTHORITY OWNS APPROXIMATELY 45.72%, JACKSON COUNTY MEMORIAL HOSPITAL AUTHORITY OWNS APPROXIMATELY 28.67%, AND DUNCAN REGIONAL HOSPITAL, INC. OWNS APPROXIMATELY 25.61%.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990 PART IX LINE 11G</FormAndLineReferenceDesc>
        <ExplanationTxt>DESCRIPTION:PURCHASED SERVICES TOTAL FEES:15106358</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
  </ReturnData>
</Return>
