[1] Hosp Beijing Jingdu Pediat, Dept Hematol & Oncol, Beijing, Peoples R China
[2] Hosp Hebei Pediat Integrated Tradit Chinese & Wes, Dept Hematol & Oncol, Cangzhou, Hebei, Peoples R China
[3] Acornmed Biotechnol Co Ltd, Dept Med Affairs, Tianjin, Peoples R China
[4] Hosp Capital Inst Pediat, Dept Hematol & Oncol, Beijing, Peoples R China