1. Peking University People's Hospital; Beijing China
2. First Affiliated Hospital of Soochow University; Suzhou Jiangsu China
3. First Affiliated Hospital of Zhejiang University; Hangzhou Zhejiang China
4. First Affiliated Hospital of Nanjing Medical University; Jiangsu Province Hospital; Nanjing China
5. Harbin Institute of Haematology and Oncology; Harbin China
6. Institute of Haematology and Blood Diseases Hospital; Chinese Academy of Medical Sciences & Peking Union Medical College; Tianjin China
7. Rui Jin Hospital affiliated with Shanghai Jiao Tong University School of Medicine; Shanghai China