1. Bone Marrow Transplantation Center, The First Affiliated Hospital, School of Medicine, Zhejiang University, Hangzhou, Zhejiang, China
2. Department of Hematology, People's Hospital of Quzhou, Quzhou, Zhejiang, China
3. Department of Hematology, The Second Affiliated Hospital of Nanchang University, Nanchang, Jiangxi, China