[1] Chinese Acad Med Sci, Inst Hematol & Blood Dis Hosp, State Key Lab Expt Hematol, Tianjin, Peoples R China
[2] Peking Union Med Coll, Tianjin, Peoples R China
[3] Chinese Acad Med Sci, Inst Hematol & Blood Dis Hosp, State Key Lab Expt Hematol, Stem Cell Transplantat, Tianjin, Peoples R China
[4] Boston Childrens Hosp, Boston, MA USA