Azathioprine6-MercaptopurineImmunosuppressive AgentsKidney TransplantationGraft RejectionPrednisoloneMycophenolic AcidCyclosporineGraft SurvivalMethyltransferasesTransplantation, HomologousImmunosuppressionInflammatory Bowel DiseasesCrohn DiseaseDrug Therapy, CombinationPrednisoneHepatitis, AutoimmuneLiver TransplantationThioguanineHeart TransplantationColitis, UlcerativeTissue DonorsAdrenal Cortex HormonesTreatment OutcomeTacrolimusMethylprednisoloneLeukopeniaCyclosporinsGastrointestinal AgentsLung TransplantationTime FactorsRetrospective StudiesAnti-Inflammatory AgentsMesalamineAntimetabolitesTransplantationFollow-Up StudiesAminosalicylic AcidsNiridazoleAntilymphocyte SerumLiving DonorsRecurrenceCadaverPostoperative ComplicationsOrgan TransplantationTransplantation ImmunologyPancreas TransplantationLupus NephritisSulfasalazineGuanine NucleotidesPulse Therapy, DrugCyclophosphamideGlucocorticoidsCytomegalovirus InfectionsBone Marrow TransplantationThionucleotides