Kidney TransplantationImmunosuppressive AgentsGraft RejectionCyclosporineGraft SurvivalTacrolimusTransplantationMycophenolic AcidTransplantation, HomologousPostoperative ComplicationsImmunosuppressionBK VirusCytomegalovirus InfectionsKidney Failure, ChronicTissue DonorsPolyomavirus InfectionsImmunocompromised HostTransplantsTime FactorsRetrospective StudiesAzathioprineHeart TransplantationTreatment OutcomeLung TransplantationOrgan TransplantationLiver TransplantationCreatinineLiving DonorsOpportunistic InfectionsKidney DiseasesKidneyCytomegalovirusRisk FactorsCadaverTransplantation ImmunologyFollow-Up StudiesSirolimusDelayed Graft FunctionProspective StudiesGanciclovirBiopsyGlomerular Filtration RateHistocompatibility TestingKidney Function TestsCalcineurinDrug MonitoringIsoantibodiesPostoperative PeriodAntilymphocyte SerumLymphoproliferative DisordersDrug Therapy, CombinationTumor Virus InfectionsIncidenceBone Marrow TransplantationPancreas TransplantationFluorescence Polarization ImmunoassayIranWaiting ListsMycosesRenal DialysisFatal OutcomeAntiviral AgentsSkin Diseases, ViralDermatomycosesTissue and Organ ProcurementRenal InsufficiencyCohort StudiesPrednisoloneBiological MarkersInfectionHeart-Lung TransplantationAcute DiseaseSurvival RateAdrenal Cortex HormonesPolymerase Chain ReactionBronchiolitis ObliteransHLA AntigensRecurrencePrognosisCyclosporinsArea Under CurveTablets, Enteric-CoatedAntifungal AgentsPrednisonePneumocystis jiroveciiRisk AssessmentMultivariate AnalysisViremiaSkin NeoplasmsKeratosisSurvival AnalysisKaplan-Meier EstimateWartsProportional Hazards ModelsHematopoietic Stem Cell TransplantationDNA, ViralProteinuriaLiver FailurePredictive Value of TestsGingival Hyperplasia