1. Division of Hematology; Saitama Medical Center, Jichi Medical University; Saitama Japan
2. Department of Hematopoietic Stem Cell Transplantation; National Cancer Center Hospital; Tokyo Japan
3. Department of Medical Oncology and Hematology; Kobe University Hospital; Kobe Japan
4. Department of Hematology and Oncology; Tokai University School of Medicine; Isehara Japan
5. Department of Hematology; Tokyo Women's Medical University; Tokyo Japan
6. Hematology Division; Tokyo Metropolitan Cancer and Infectious Diseases Center, Komagome Hospital; Tokyo Japan
7. Department of Hematology; Japanese Red Cross Nagoya First Hospital; Nagoya Japan
8. Department of Hematology; Toranomon Hospital; Tokyo Japan
9. Blood Service Headquarters, Japanese Red Cross Society; Tokyo Japan
10. Department of Hematology and Oncology; Research Institute for Radiation Biology and Medicine, Hiroshima University; Hiroshima Japan
11. Japanese Data Center for Hematopoietic Cell Transplantation; Nagoya Japan
12. Department of Healthcare Administration; Nagoya University Graduate School of Medicine; Nagoya Japan
13. Department of Medical Oncology and Hematology; Oita University Faculty of Medicine; Oita Japan