Kidney TransplantationGraft RejectionTacrolimusImmunosuppressive AgentsGraft SurvivalKidney Failure, ChronicPostoperative ComplicationsRetrospective StudiesCyclosporineTransplantation, HomologousMycophenolic AcidTransplantationTransplantsTissue DonorsImmunosuppressionTime FactorsBK VirusCadaverLiving DonorsTreatment OutcomePolyomavirus InfectionsCytomegalovirus InfectionsImmunocompromised HostKidneyHeart TransplantationCreatinineAzathioprineKidney DiseasesWaiting ListsTissue and Organ ProcurementHistocompatibility TestingTransplantation ImmunologyFollow-Up StudiesBiopsyRisk FactorsLung TransplantationDelayed Graft FunctionSirolimusGlomerular Filtration RateRenal DialysisKidney Function TestsOpportunistic InfectionsDrug MonitoringProspective StudiesIsoantibodiesPostoperative PeriodCytomegalovirusAntilymphocyte SerumBone Marrow TransplantationCalcineurinIncidenceGanciclovirGingival OvergrowthDrug Therapy, CombinationTablets, Enteric-CoatedCyclosporinsHLA AntigensAcute DiseaseSurvival RateLymphoproliferative DisordersIranLymphoceleRenal InsufficiencyHematopoietic Stem Cell TransplantationRecurrenceHistocompatibilitySurvival AnalysisPrognosisTumor Virus InfectionsPrednisoloneBiological MarkersDermatomycosesCohort StudiesFatal OutcomeFetal Tissue TransplantationTechnetium Tc 99m MertiatidePrednisoneArea Under CurveFluorescence Polarization ImmunoassayTransplantation ToleranceKaplan-Meier EstimateRisk AssessmentProportional Hazards ModelsKidney Tubular Necrosis, AcuteMultivariate Analysis