1. Department of Hematology, The Affiliated Huai’an Hospital of Xuzhou Medical University, Huai’an, People’s Republic of China
2. The Second People’s Hospital of Huai’an, Huai’an, People’s Republic of China
3. National Clinical Research Center for Hematologic Diseases, Jiangsu Institute of Hematology, The First Affiliated Hospital of Soochow University, Suzhou, People’s Republic of China
4. Institute of Blood and Marrow Transplantation of Soochow University, Suzhou, People’s Republic of China