Cord Blood Stem Cell TransplantationTransplantation, HomologousHematopoietic Stem Cell TransplantationStem Cell TransplantationGraft vs Host DiseaseTransplantation ConditioningHematologic NeoplasmsCytomegalovirus InfectionsRoseolovirus InfectionsTransplantation, AutologousAspergillosisHistocompatibility TestingStem CellsTreatment OutcomeCytomegalovirusBone Marrow TransplantationFetal BloodRetrospective StudiesTissue DonorsPeripheral Blood Stem Cell TransplantationHematopoietic Stem CellsTransplantation ChimeraGraft SurvivalGraft vs Leukemia EffectRecurrenceBusulfanImmunosuppressive AgentsRemission InductionMyeloablative AgonistsLeukemiaVidarabineGraft vs Tumor EffectImmunocompromised HostHistocompatibilityTransplantationWhole-Body IrradiationTime FactorsLeukemia, Myeloid, AcuteLeukemia, Myelogenous, Chronic, BCR-ABL PositiveMultiple MyelomaT-LymphocytesCombined Modality TherapySpinal CordLymphocyte DepletionEmbryonic Stem CellsSalvage TherapyAntigens, CD34Precursor Cell Lymphoblastic Leukemia-LymphomaHematopoietic Stem Cell MobilizationOpportunistic InfectionsSurvival AnalysisAdult Stem CellsVirus ActivationSurvival RateSiblingsMycosesAcute DiseaseAnemia, AplasticMyelodysplastic SyndromesHematologic DiseasesHepatic Veno-Occlusive DiseaseChimerismCell DifferentiationMinor Histocompatibility AntigensGraft RejectionLymphocyte TransfusionCells, CulturedImmunosuppressionAntineoplastic Combined Chemotherapy ProtocolsAntilymphocyte SerumCyclophosphamideHerpesvirus 6, HumanDisease-Free SurvivalHLA AntigensPluripotent Stem CellsGanciclovirBlood Transfusion, AutologousFlow CytometryFollow-Up StudiesMelphalanLeukocyte TransfusionNeoplasm, ResidualSpinal Cord InjuriesFatal OutcomeAntiviral AgentsTransplantation ImmunologyBone Marrow CellsLymphoproliferative DisordersCyclosporineAntineoplastic AgentsKidney TransplantationPyrimidinesStem Cell NichePrognosisMesenchymal Stem Cell TransplantationGranulocyte Colony-Stimulating FactorLeukemia, MyeloidProspective StudiesCell SeparationInduced Pluripotent Stem Cells