Dose-Response Relationship, DrugTime FactorsCytokinesCord Blood Stem Cell TransplantationAntigens, CD34Graft SurvivalHistocompatibility TestingGraft vs Host DiseaseBlood Cell CountHematologic NeoplasmsTransplantation, HomologousHematopoietic Stem Cell TransplantationTransplantation, IsogeneicFetal BloodDose-Response Relationship, RadiationHematopoietic Stem CellsTransplantation ConditioningOxytropisBone Marrow TransplantationCell CountTransplantation, AutologousPeripheral Blood Stem Cell TransplantationHematopoietic Stem Cell MobilizationTreatment Outcome