a)HLA matching based on high resolution typing of HLA-A, -B, -C, -DR alleles.
Abbreviations: Ara, cytarabine; ATG, anti-thymocyte globulin; BM, bone marrow; CB, cord blood; Cy, cyclophosphamide; Flu, fludarabine; GVHD, graft-versus-host disease; HLA, human leukocyte antigen; MMF, mycophenolate mofetil; MTX, methotrexate; PBSC, peripheral blood stem cells; TBI, total body irradiation.