1. Department of Hematology Osaka Saiseikai Nakatsu Hospital Osaka Japan
2. Department of Hematology Osaka City University Graduate School of Medicine Osaka Japan
3. Hematology Ohta Clinic, Shinsaibashi Osaka Japan
4. Division of Statistical Analysis Research Support Center Shizuoka General Hospital Shizuoka Japan
5. Division of hematology First Department of Internal Medicine Kansai Medical University Medical Center Moriguchi Japan
6. Department of Hematology Japanese Red Cross Osaka Hospital Osaka Japan
7. Department of Hematology Japan Community Health Care Organization Kyoto Kuramaguchi Medical Center Kyoto Japan
8. Division of Hematology and Oncology Department of Medicine Kyoto Prefectural University of Medicine Kyoto Japan
9. Department of Hematology and Oncology Nara Prefecture General Medical Center Nara Japan
10. Department of Hematology and Oncology Osaka University Graduate School of Medicine Osaka Japan
11. Department of Hematology and Oncology Graduate School of Medicine Kyoto University Kyoto Japan
12. Department of Hematology Japanese Red Cross Kyoto Daiichi Hospital Kyoto Japan
13. Department of Internal Medicine (Hematology) Toyonaka Municipal Hospital Toyonaka Japan
14. Department of Hematology and Rheumatology Faculty of Medicine Kindai University Higashi‐osaka Japan
15. Department of Hematology Japanese Red Cross Kyoto Daini Hospital Kyoto Japan
16. Department of Hematology Osaka International Cancer Institute Osaka Japan
17. Department of Hematology Sakai City Medical Center Sakai Japan
18. Department of Hematology Rinku General Medical Center Izumisano Japan
19. Department of Hematology Takarazuka Municipal Hospital Takarazuka Japan