Cord Blood Stem Cell TransplantationFetal BloodSpinal CordTransplantation, AutologousSpinal Cord InjuriesTransplantation, HomologousHematopoietic Stem Cell TransplantationUmbilical CordBlood BanksBone Marrow TransplantationGraft vs Host DiseaseAntigens, CD34Infant, NewbornBlood Transfusion, AutologousHematopoietic Stem CellsTransplantation ConditioningPregnancyHematologic NeoplasmsT-LymphocytesStem Cell TransplantationCells, CulturedGraft SurvivalHistocompatibility TestingLymphocyte Culture Test, MixedMaternal-Fetal ExchangeTransplantation ChimeraLymphocyte ActivationSpinal Cord DiseasesCell SeparationImmunophenotypingFlow CytometryCell DifferentiationTreatment OutcomeAntigens, CDSpinal Cord CompressionIsoantigensTissue DonorsTime FactorsLeukemia