Organ TransplantationTransplantsTransplantationKidney TransplantationImmunosuppressive AgentsImmunocompromised HostGraft RejectionHeart TransplantationTissue and Organ ProcurementLung TransplantationTissue DonorsTransplantation ImmunologyCytomegalovirus InfectionsImmunosuppressionGraft SurvivalLymphoproliferative DisordersTransplantation, HomologousPostoperative ComplicationsLiver TransplantationGanciclovirOpportunistic InfectionsFacial TransplantationCytomegalovirusBrain DeathTacrolimusCyclosporineSkin NeoplasmsTransplantation ToleranceMycophenolic AcidEyebrowsPancreas TransplantationCryptococcosisTreatment OutcomeKeratosis, ActinicRetrospective StudiesMycosesZygomycosisHeart-Lung TransplantationTime FactorsWaiting ListsLiving DonorsAntiviral AgentsMarital TherapyAntifungal AgentsBone Marrow TransplantationCadaverSeromaRisk FactorsAcitretinCalcineurinSunscreening AgentsDeathHerpesvirus 4, HumanHistocompatibility TestingEpstein-Barr Virus InfectionsFatal OutcomeAspergillosisHerpesvirus 7, HumanIncidenceHematopoietic Stem Cell TransplantationCoccidioidomycosisHerpesvirus 6, HumanCohort StudiesFollow-Up StudiesPennsylvaniaHerpesviridae InfectionsImmunocompetenceProspective StudiesPolymerase Chain ReactionHLA AntigensSunlightMicrosporidiosisSirolimusImmune ToleranceCarcinoma, Squamous CellLiver DiseasesKidneyViral Matrix ProteinsSurvival RateT-LymphocytesUnited StatesViremiaDNA, ViralTumor Virus InfectionsViral LoadFetal Tissue TransplantationRegistriesMultiple Organ FailureAntibodies, ViralPrognosisImmune SystemLiver FailureOrgan SizeKidney Failure, ChronicDrug Therapy, CombinationSarcoma, KaposiGraft vs Host DiseaseOrgan SpecificityOrgan of CortiAdministration, Oral