1. Department of Hematology, Baiyun Hospital Affiliated to Guizhou Medical University, Guiyang, People’s Republic of China
2. Department of Hematology, Cangzhou people’ Hospital, Cangzhou, People’s Republic of China
3. State Key Laboratory of Experimental Hematology, National Clinical Research Center for Blood Diseases, Institute of Hematology & Blood Diseases Hospital, Chinese Academy of Medical Sciences & Peking Union Medical College, Tianjin, People’s Republic of China