Kidney TransplantationTissue and Organ ProcurementTissue DonorsLiving DonorsOrgan TransplantationLiver TransplantationWaiting ListsGraft SurvivalTransplantsTransplantationHospitals, SpecialDonor SelectionGraft RejectionLiver FailureDirected Tissue DonationTransplantation, HomologousImmunosuppressive AgentsCadaverLung TransplantationHeart TransplantationRetrospective StudiesTreatment OutcomeTime FactorsKidney Failure, ChronicEnd Stage Liver DiseasePancreas TransplantationUnited StatesHistocompatibility TestingPostoperative ComplicationsBone Marrow TransplantationTissue and Organ HarvestingPatient SelectionHematopoietic Stem Cell TransplantationLiver DiseasesSurvival RateSurvival AnalysisRisk FactorsFollow-Up StudiesRegistriesCytomegalovirus InfectionsMedicareIncidenceTransplantation, AutologousPostoperative CareGraft vs Host DiseaseProspective StudiesMultivariate AnalysisRisk AssessmentRecurrenceCohort StudiesPrognosisOutcome Assessment (Health Care)CyclosporineTacrolimusSeverity of Illness IndexProportional Hazards ModelsHealth Services AccessibilityImmunosuppressionGerminal CenterFetal Tissue TransplantationMultiple Organ FailureMycophenolic AcidTransplantation ImmunologyChild Day Care CentersImmunocompromised HostOrgan SizeOrgan SpecificityHeart-Lung TransplantationOrgan of CortiKidneyBrain Tissue TransplantationTertiary Care CentersTrauma CentersBronchiolitis ObliteransBrain DeathCommunity Health CentersTransplantation, HeterotopicTransplantation ToleranceHistocompatibilityOpportunistic InfectionsCytomegalovirusBiopsyTransplantation ConditioningBK VirusHLA AntigensLymphoproliferative DisordersKidney DiseasesCenters for Disease Control and Prevention (U.S.)GanciclovirAntilymphocyte SerumAcute DiseaseIsoantibodiesCreatininePolyomavirus InfectionsTransplantation, IsogeneicHematologic NeoplasmsLiverMycosesIslets of Langerhans TransplantationFatal Outcome