Organ TransplantationTransplantsKidney TransplantationTransplantationGraft RejectionHeart TransplantationImmunosuppressive AgentsImmunocompromised HostTissue DonorsLung TransplantationTissue and Organ ProcurementGraft SurvivalTransplantation, HomologousTransplantation ImmunologyCytomegalovirus InfectionsLiver TransplantationImmunosuppressionLymphoproliferative DisordersPostoperative ComplicationsGanciclovirOpportunistic InfectionsTacrolimusCyclosporineCytomegalovirusPancreas TransplantationBrain DeathFacial TransplantationTransplantation ToleranceMycophenolic AcidTreatment OutcomeRetrospective StudiesLiving DonorsTime FactorsSkin NeoplasmsBone Marrow TransplantationHeart-Lung TransplantationMycosesEyebrowsCryptococcosisKeratosis, ActinicZygomycosisCadaverWaiting ListsAntiviral AgentsHistocompatibility TestingRisk FactorsAntifungal AgentsHematopoietic Stem Cell TransplantationMarital TherapyCalcineurinDeathAcitretinHerpesvirus 4, HumanSeromaIncidenceFatal OutcomeAspergillosisEpstein-Barr Virus InfectionsSunscreening AgentsFollow-Up StudiesHerpesvirus 7, HumanCohort StudiesHerpesvirus 6, HumanProspective StudiesHLA AntigensCoccidioidomycosisT-LymphocytesImmune ToleranceHerpesviridae InfectionsPolymerase Chain ReactionPennsylvaniaGraft vs Host DiseaseImmunocompetenceKidneySirolimusLiver DiseasesSurvival RateLiver FailureMice, Inbred C57BLDNA, ViralViremiaUnited StatesSunlightViral LoadTumor Virus InfectionsKidney Failure, ChronicViral Matrix ProteinsMicrosporidiosisCarcinoma, Squamous CellFetal Tissue TransplantationRegistriesAntibodies, ViralIsoantibodiesBronchiolitis ObliteransHistocompatibilityMice, Inbred BALB CPrognosisDrug Therapy, CombinationTransplantation, HeterotopicMultiple Organ Failure