1. Division of Clinical Oncology/Hematology, Department of Internal Medicine The Jikei University Kashiwa Hospital Kashiwa Japan
2. Division of Clinical Oncology/Hematology, Department of Internal Medicine The Jikei University School of Medicine Kashiwa Japan
3. Division of Hematology, Department of Internal Medicine Aichi Medical University Nagakute Japan
4. Department of Hematology and Oncology, Graduate School of Medicine Kyoto University Kyoto Japan
5. Department of Hematology Japan Community Health Care Organization Kyoto Kuramaguchi Medical Center Kyoto Japan
6. Division of Hematology Tsukuba University Hospital Mito Clinical Education and Training Center Tsukuba Japan
7. Department of Hematology Hiroshima Red Cross Hospital & Atomic‐Bomb Survivors Hospital Hiroshima Japan
8. Department of Hematology National Center for Global Health and Medicine Tokyo Japan
9. Division of Hematology Rinku General Medical Center Izumisano Japan
10. Division of Hematology, Department of Medicine Keio University School of Medicine Tokyo Japan
11. Department of Hematology and Oncology Hitachi, Ltd. Hitachi General Hospital Hitachi Japan
12. Department of Hematology/Oncology Wakayama Medical University Wakayama Japan
13. Hematology Division Tokyo Metropolitan Cancer and Infectious Diseases Center, Komagome Hospital Tokyo Japan
14. Department of Hematology National Hospital Organization Okayama Medical Center Okayama Japan
15. Department of Hematology Kobe City Medical Center General Hospital Kobe Japan
16. Department of Hematology Japanese Red Cross Kyoto Daiichi Hospital Kyoto Japan
17. Department of Hematology University of Tsukuba Hospital Tsukuba Japan
18. Division of Hematology Jichi Medical University Shimotsuke Japan
19. Department of Hematology and Oncology Research Institute for Radiation Biology and Medicine, Hiroshima University Hiroshima Japan
20. Japanese Data Center for Hematopoietic Cell Transplantation Aichi Japan
21. Department of Registry Science for Transplant and Cellular Therapy Aichi Medical University School of Medicine Aichi Japan
22. Division of Clinical Laboratory Medicine, Department of Multidisciplinary Internal Medicine, Faculty of Medicine Tottori University Tottori Japan