Unrelated DonorsTissue DonorsBone Marrow TransplantationHistocompatibility TestingBone MarrowGraft vs Host DiseaseTransplantation, HomologousHistocompatibilityBone Marrow CellsTransplantation ConditioningHematopoietic Stem Cell TransplantationHematologic NeoplasmsLiving DonorsBlood DonorsCord Blood Stem Cell TransplantationLeukemiaHLA AntigensAnemia, AplasticGraft SurvivalRecurrenceTreatment OutcomeWhole-Body IrradiationAntilymphocyte SerumPeripheral Blood Stem Cell TransplantationSurvival AnalysisDonor SelectionPrecursor Cell Lymphoblastic Leukemia-LymphomaTransplantation ChimeraVidarabineDisease-Free SurvivalMyeloablative AgonistsRetrospective StudiesSiblingsBusulfanLeukemia, Myelogenous, Chronic, BCR-ABL PositiveImmunosuppressive AgentsHematologic DiseasesMyelodysplastic SyndromesHLA-DP beta-ChainsSurvival RateHematopoietic Stem CellsLymphocyte DepletionBone Marrow DiseasesFetal BloodLeukemia, Myeloid, AcuteAcute DiseaseBone Marrow ExaminationTime FactorsGraft RejectionTransplantation, AutologousBone Marrow NeoplasmsTransplantation ImmunologyRemission InductionHLA-DP AntigensHemibody IrradiationHematopoiesisTissue and Organ ProcurementStem Cell TransplantationLife TablesFollow-Up StudiesAllograftsHLA-A AntigensActuarial AnalysisCyclosporineDirected Tissue DonationMethotrexateHistiocytosis, Non-Langerhans-CellT-LymphocytesBone Marrow PurgingCyclophosphamideInfectionHLA-B AntigensSevere Combined ImmunodeficiencyTacrolimusHLA-C AntigensRisk FactorsRegistriesLeukemia, MyeloidImmunosuppressionTransplantsColony-Forming Units AssayAntigens, CD34Fanconi AnemiaBlood Cell CountMelphalanCytomegalovirus InfectionsTransplantation, IsogeneicKidney TransplantationLymphocyte TransfusionCause of DeathGranulocyte Colony-Stimulating FactorMice, Inbred C57BLWiskott-Aldrich SyndromeGraft vs Leukemia EffectAnemia, Refractory, with Excess of BlastsGraft vs Tumor EffectPrognosisAllelesLeukemia, Myelomonocytic, AcuteCells, Cultured