AgeusiaTissue and Organ ProcurementTissue DonorsBrain DeathPresumed ConsentOrgan TransplantationDirected Tissue DonationTissue and Organ HarvestingWaiting ListsCadaverDeathOocyte DonationDonor SelectionTissue BanksFetusOrgan PreservationFetal Tissue TransplantationKidney TransplantationLiving DonorsLiver TransplantationUnited States Health Resources and Services AdministrationPrinciple-Based EthicsComplicityFacility Regulation and ControlAborted FetusHealth Care RationingInformed ConsentUnited StatesTransplantationGraft SurvivalEthics, MedicalValue-Based PurchasingEnd Stage Liver DiseaseTransplantsPregnancyMaternal-Fetal ExchangeHeart TransplantationPlacentaFamilyLifeLiver FailureBlood DonorsPersonhoodAltruismAbortion, VeterinaryBeginning of Human LifeRetrospective StudiesTime FactorsRegistriesDrugs, EssentialPatient SelectionTreatment OutcomeGift GivingGraft RejectionPosthumous ConceptionMedicareOrgan Preservation SolutionsTransplantation, HomologousGestational AgeLiver DiseasesFetal Research