1. Division of Hematology, Department of Internal Medicine, Aichi Medical University School of Medicine, Nagakute, Japan
2. Department of Pathology and Tumor Biology, Graduate School of Medicine, Kyoto University, Kyoto, Japan
3. Cellular Transplantation Biology, Kanazawa University Graduate School of Medical Science, Kanazawa, Japan
4. Department of Hematology and Oncology, Tokai University School of Medicine, Isehara, Japan
5. Japanese Red Cross Kanto-Koshinetsu Block Blood Center, Tokyo, Japan
6. Division of Epidemiology and Prevention, Aichi Cancer Center Research Institute, Nagoya, Japan
7. Hematopoietic Stem Cell Transplantation Unit, National Cancer Center Hospital, Tokyo, Japan
8. Department of Promotion for Blood and Marrow Transplantation, Aichi Medical University, Nagakute, Japan
9. Hematology Division, Tokyo Metropolitan Cancer and Infectious Diseases Center Komagome Hospital, Tokyo, Japan
10. Department of Hematology, Japanese Red Cross Nagoya First Hospital, Nagoya, Japan
11. Division of Hematology, Department of Medicine, Keio University School of Medicine, Tokyo, Japan