Pretreatment included BEAM (BCNU, Vp 16, AraC, MEL) or MEL 140 mg/m 2+Vp 16 200 mg/L total body irradiation (TBI) 8 Gy.

• 预处理方案为BEAM方案和MEL 1 4 0mg/m2 (或加Vp1 6 2 0 0mg)+单次全身照射 (TBI) 8Cy。