Cord Blood Stem Cell TransplantationTransplantation, HomologousHematopoietic Stem Cell TransplantationStem Cell TransplantationGraft vs Host DiseaseTransplantation ConditioningHematologic NeoplasmsCytomegalovirus InfectionsRoseolovirus InfectionsTransplantation, AutologousAspergillosisHistocompatibility TestingStem CellsTreatment OutcomeCytomegalovirusFetal BloodBone Marrow TransplantationRetrospective StudiesTissue DonorsPeripheral Blood Stem Cell TransplantationTransplantation ChimeraHematopoietic Stem CellsGraft SurvivalGraft vs Leukemia EffectRecurrenceBusulfanImmunosuppressive AgentsMyeloablative AgonistsRemission InductionLeukemiaVidarabineImmunocompromised HostGraft vs Tumor EffectHistocompatibilityTransplantationWhole-Body IrradiationLeukemia, Myeloid, AcuteTime FactorsLeukemia, Myelogenous, Chronic, BCR-ABL PositiveMultiple MyelomaT-LymphocytesCombined Modality TherapyEmbryonic Stem CellsLymphocyte DepletionSpinal CordOpportunistic InfectionsAntigens, CD34Salvage TherapyMycosesSurvival AnalysisPrecursor Cell Lymphoblastic Leukemia-LymphomaHematopoietic Stem Cell MobilizationAdult Stem CellsVirus ActivationSiblingsSurvival RateAnemia, AplasticMyelodysplastic SyndromesAcute DiseaseHematologic DiseasesHepatic Veno-Occlusive DiseaseChimerismCell DifferentiationBacteremiaMinor Histocompatibility AntigensGraft RejectionLymphocyte TransfusionCells, CulturedAntilymphocyte SerumImmunosuppressionHerpesvirus 6, HumanPluripotent Stem CellsHLA AntigensFlow CytometryBlood Transfusion, AutologousDisease-Free SurvivalGanciclovirAntineoplastic Combined Chemotherapy ProtocolsCyclophosphamideFollow-Up StudiesLeukocyte TransfusionAntifungal AgentsMelphalanNeoplasm, ResidualFatal OutcomeSpinal Cord InjuriesTransplantation ImmunologyAntiviral AgentsBone Marrow CellsLymphoproliferative DisordersPyrimidinesKidney TransplantationCyclosporineProspective StudiesPrognosisStem Cell NicheMesenchymal Stem Cell TransplantationRisk FactorsCell SeparationLeukemia, Myeloid