1. Department of Clinical Laboratory Science, Kanazawa University Graduate School of Medical Science, Kanazawa, Japan;
2. Leukemia Research Center, Saiseikai Maebashi Hospital, Maebashi, Japan;
3. Department of Internal Medicine and Clinical Immunology, Yokohama City University Graduate School of Medicine, Yokohama, Japan;
4. Department of Hematology and Oncology, Nagoya University Graduate School of Medicine, Nagoya, Japan;
5. Hematology/Oncology Division, Okayama University Hospital, Okayama, Japan;
6. Division of Hematology and Oncology, Department of Internal Medicine, Jikei University School of Medicine, Tokyo, Japan;
7. Department of Hematology, Kanazawa University Graduate School of Medical Science, Kanazawa, Japan;
8. Department of Internal Medicine, Japanese Red Cross Nagoya First Hospital, Nagoya, Japan;
9. Department of Hematology, Chiba University Hospital, Chiba, Japan;
10. Department of Hematology and Molecular Medicine Unit, Atomic Bomb Disease Institute, Nagasaki University Graduate School of Biomedical Sciences, Nagasaki, Japan;
11. Department of Hematology and Oncology, Mie University Graduate School of Medicine, Tsu, Japan;
12. Division of Hematology, Jichi Medical University, Shimotsuke, Japan;
13. Department of Hematology, Osaka City University, Osaka, Japan;
14. Department of Clinical Molecular Genetics and Laboratory Medicine, Kyoto Prefectural University of Medicine, Kyoto, Japan;
15. Division of Hematology and Oncology, Department of Internal Medicine, St Marianna University School of Medicine, Kawasaki, Japan;
16. Department of Hematology, Saitama Medical School, Hidaka, Japan;
17. Division of Hematology, First Department of Internal Medicine, Tokyo Medical University, Tokyo, Japan;
18. Department of Hematology, Kumamoto University School of Medicine, Kumamoto, Japan;
19. Department of Hematology, Tokyo Metropolitan Komagome Hospital, Tokyo, Japan;
20. Department of Medicine and Clinical Science, Gunma University Graduate School of Medicine, Maebashi, Japan;
21. Department of Public Health, Nagasaki University Graduate School of Biomedical Sciences, Nagasaki, Japan;
22. Oncology Center, Hamamatsu University School of Medicine, Hamamatsu, Japan; and
23. Aichi Cancer Center, Nagoya, Japan