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      <ContractorCompensationGrp>
        <ContractorName>
          <BusinessName>
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        <ContractorAddress>
          <ForeignAddress>
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      <ContractorCompensationGrp>
        <ContractorName>
          <BusinessName>
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          <USAddress>
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        </ContractorAddress>
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      <ContractorCompensationGrp>
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          <BusinessName>
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          <USAddress>
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        </ContractorAddress>
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        <ManagementAndGeneralAmt>38429</ManagementAndGeneralAmt>
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      <InvestmentIncomePYPct>0.01890</InvestmentIncomePYPct>
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        <MethodValuationCd>F</MethodValuationCd>
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        <Desc>PPP LOAN</Desc>
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      <FootnoteTextInd>X</FootnoteTextInd>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART X, LINE 2:</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ASSOCIATION HAS ADOPTED GUIDANCE ON ACCOUNTING FOR UNCERTAINTY IN INCOME TAXES. AFTER EVALUATING THE TAX POSITIONS TAKEN, NONE ARE CONSIDERED TO BE UNCERTAIN; THEREFORE, NO AMOUNTS HAVE BEEN RECOGNIZED AS OF DECEMBER 31, 2019 AND 2020. THE ASSOCIATION IS NO LONGER SUBJECT TO U.S. FEDERAL INCOME TAX EXAMINATIONS FOR YEARS PRIOR TO 2017.</ExplanationTxt>
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      <BoardOrCommitteeApprovalInd>X</BoardOrCommitteeApprovalInd>
      <SeverancePaymentInd>0</SeverancePaymentInd>
      <SupplementalNonqualRtrPlanInd>0</SupplementalNonqualRtrPlanInd>
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        <PersonNm>DAVID MESKO</PersonNm>
        <TitleTxt>CEO</TitleTxt>
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        <PersonNm>ANNMARIE PRIEST</PersonNm>
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        <PersonNm>KRISTIN RICHEIMER</PersonNm>
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      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>MURRY WYNES</PersonNm>
        <TitleTxt>DIRECTOR OF SCIENTIFIC AFF</TitleTxt>
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      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>JOHN SKADOW</PersonNm>
        <TitleTxt>DIRECTOR OF FINANCE</TitleTxt>
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      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>CHANDRA P BELANI</PersonNm>
        <TitleTxt>SCIENCE OFFICER</TitleTxt>
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      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>REBECCA BUNN</PersonNm>
        <TitleTxt>SENIOR ADVISOR SCIENTIFIC RELATIONS,</TitleTxt>
        <BaseCompensationFilingOrgAmt>121205</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
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        <TotalCompensationFilingOrgAmt>160274</TotalCompensationFilingOrgAmt>
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    </IRS990ScheduleJ>
    <IRS990ScheduleO documentId="RetDoc1044400001">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION A, LINE 6</FormAndLineReferenceDesc>
        <ExplanationTxt>MEMBER QUALIFICATIONS. MEMBERS MUST BE INDIVIDUALS. MEMBERS SHOULD BE DEDICATED TO THE FIGHT AGAINST LUNG CANCER AND OTHER THORACIC MALIGNANCIES. SUCH DEDICATION CAN BE DUE TO THE MEMBER'S STATUS AS A CLINICIAN, RESEARCHER, SURGEON OR OTHER MEMBER OF THE LUNG CANCER MEDICAL OR RESEARCH PROFESSION, INCLUDING, BUT NOT LIMITED TO MDS, PHDS, NURSES, PHARMACISTS, STATISTICIANS, RESPIRATORY THERAPISTS, PATIENT ADVOCATES AND ALL OTHERS INTERESTED IN LUNG CANCER AND OTHER THORACIC MALIGNANCIES. ADDITIONALLY, MEMBERS MAY BE PATIENTS AND SURVIVORS OF LUNG CANCER AND OTHER THORACIC MALIGNANCIES, AND THEIR CARE GIVERS. MEMBERS MAY NOT ENGAGE IN AN ACTION OR POSITION OR HAVE AN INTEREST THAT IS CONTRARY TO THE ASSOCIATION'S PRINCIPLES, AS DETERMINED BY THE BOARD OF DIRECTORS IN ITS SOLE AND ABSOLUTE DISCRETION. MEMBERS ARE ADMITTED BY THE BOARD OF DIRECTORS UPON APPLICATION TO ASSOCIATION, IN ITS SOLE AND ABSOLUTE DISCRETION. THE BOARD OF DIRECTORS MAY ESTABLISH AND CHANGE MEMBERSHIP CRITERIA, FROM TIME-TO-TIME. MEMBER STATUS IS NONTRANSFERABLE.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION A, LINE 7A</FormAndLineReferenceDesc>
        <ExplanationTxt>ALL DIRECTORS, OTHER THAN THOSE DIRECTORS APPOINTED BY THE BOARD OF DIRECTORS TO FILL A VACANCY RESULTING FROM CAUSES OTHER THAN AN INCREASE IN THE SIZE OF THE BOARD OF DIRECTORS, SHALL BE ELECTED BY THE VOTING MEMBERS FROM AMONG THE CANDIDATES WHO HAVE BEEN NOMINATED BY THE NOMINATING COMMITTEE, SUBJECT TO THE REVIEW AND APPROVAL OF THE BOARD OF DIRECTORS, NO LATER THAN NINETY (90) DAYS PRIOR TO THE ASSOCIATION WORLD CONFERENCE</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 11B</FormAndLineReferenceDesc>
        <ExplanationTxt>FOR 2020, THE CEO &amp; CFO WILL REVIEW THE RETURN PRIOR TO THE FILING OF FORM 990. THE TAX RETURN WILL BE AVAILABLE TO THE BOARD AND FINANCE COMMITTEE FOR REVIEW FOLLOWING THE FILING OF FORM 990.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 12C</FormAndLineReferenceDesc>
        <ExplanationTxt>THROUGH YEARLY REVIEWS</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 15</FormAndLineReferenceDesc>
        <ExplanationTxt>THROUGH YEARLY REVIEWS</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION C, LINE 19</FormAndLineReferenceDesc>
        <ExplanationTxt>AVAILABLE UPON REQUEST</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART XI, LINE 9:</FormAndLineReferenceDesc>
        <ExplanationTxt>ROUNDING -1.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART XII, LINE 2C</FormAndLineReferenceDesc>
        <ExplanationTxt>NO CHANGES TO PROCEDURES IN CURRENT YEAR</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
    <IRS990ScheduleR documentId="RetDoc1043400001">
      <IdDisregardedEntitiesGrp>
        <DisregardedEntityName>
          <BusinessNameLine1Txt>THE EARLY LUNG IMAGING CONFEDERATION (ELIC)</BusinessNameLine1Txt>
        </DisregardedEntityName>
        <USAddress>
          <AddressLine1Txt>999 17TH STREET SUITE 200</AddressLine1Txt>
          <CityNm>DENVER</CityNm>
          <StateAbbreviationCd>CO</StateAbbreviationCd>
          <ZIPCd>802022725</ZIPCd>
        </USAddress>
        <EIN>833783832</EIN>
        <PrimaryActivitiesTxt>RESEARCH INITIATIVE FOR LUNG IMAGING</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>CO</LegalDomicileStateCd>
        <TotalIncomeAmt>0</TotalIncomeAmt>
        <EndOfYearAssetsAmt>537976</EndOfYearAssetsAmt>
        <DirectControllingEntityName>
          <BusinessNameLine1Txt>INTERNATIONAL ASSOCIATION FOR THE STUDY OF LUNG CANCER</BusinessNameLine1Txt>
        </DirectControllingEntityName>
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          <BusinessNameLine1Txt>INTERNATIONAL LUNG CANCER FOUNDATION</BusinessNameLine1Txt>
        </DisregardedEntityName>
        <USAddress>
          <AddressLine1Txt>999 17TH STREET SUITE 200</AddressLine1Txt>
          <CityNm>DENVER</CityNm>
          <StateAbbreviationCd>CO</StateAbbreviationCd>
          <ZIPCd>802022725</ZIPCd>
        </USAddress>
        <EIN>843360404</EIN>
        <PrimaryActivitiesTxt>SUPPORT LUNG CANCER EDUCATION/RESEARCH</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>CO</LegalDomicileStateCd>
        <ExemptCodeSectionTxt>501(C)(3)</ExemptCodeSectionTxt>
        <PublicCharityStatusTxt>LINE 10</PublicCharityStatusTxt>
        <DirectControllingEntityName>
          <BusinessNameLine1Txt>INTERNATIONAL ASSOCIATION FOR THE STUDY OF LUNG CANCER</BusinessNameLine1Txt>
        </DirectControllingEntityName>
        <ControlledOrganizationInd>1</ControlledOrganizationInd>
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      <GiftGrntCapContriFromOthOrgInd>0</GiftGrntCapContriFromOthOrgInd>
      <LoansOrGuaranteesToOtherOrgInd>0</LoansOrGuaranteesToOtherOrgInd>
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      <DivRelatedOrganizationInd>0</DivRelatedOrganizationInd>
      <AssetSaleToOtherOrgInd>0</AssetSaleToOtherOrgInd>
      <AssetPurchaseFromOtherOrgInd>0</AssetPurchaseFromOtherOrgInd>
      <AssetExchangeInd>0</AssetExchangeInd>
      <RentalOfFacilitiesToOthOrgInd>0</RentalOfFacilitiesToOthOrgInd>
      <RentalOfFcltsFromOthOrgInd>0</RentalOfFcltsFromOthOrgInd>
      <PerformOfServicesForOthOrgInd>0</PerformOfServicesForOthOrgInd>
      <PerformOfServicesByOtherOrgInd>0</PerformOfServicesByOtherOrgInd>
      <SharingOfFacilitiesInd>1</SharingOfFacilitiesInd>
      <PaidEmployeesSharingInd>1</PaidEmployeesSharingInd>
      <ReimbursementPaidToOtherOrgInd>0</ReimbursementPaidToOtherOrgInd>
      <ReimbursementPaidByOtherOrgInd>0</ReimbursementPaidByOtherOrgInd>
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          <BusinessNameLine1Txt>INTERNATIONAL LUNG CANCER FOUNDATION</BusinessNameLine1Txt>
        </OtherOrganizationName>
        <TransactionTypeTxt>N</TransactionTypeTxt>
        <InvolvedAmt>13008</InvolvedAmt>
        <MethodOfAmountDeterminationTxt>ALLOCATION OF SQUARE FOOTAGE/TIME</MethodOfAmountDeterminationTxt>
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      <TransactionsRelatedOrgGrp>
        <OtherOrganizationName>
          <BusinessNameLine1Txt>INTERNATIONAL LUNG CANCER FOUNDATION</BusinessNameLine1Txt>
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        <TransactionTypeTxt>O</TransactionTypeTxt>
        <InvolvedAmt>152469</InvolvedAmt>
        <MethodOfAmountDeterminationTxt>ALLOCATION OF HOURLY WAGES</MethodOfAmountDeterminationTxt>
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    </IRS990ScheduleR>
  </ReturnData>
</Return>
