1. Department of Hematology Kobe City Medical Center General Hospital Kobe Hyogo Japan
2. Department of Hematology and Oncology, Graduate School of Medicine Kyoto University Kyoto Kyoto Japan
3. Department of Hematology/Oncology and Transfusion and Hemapheresis Center Kurashiki Central Hospital Kurashiki Okayama Japan
4. Department of Hematology Hyogo Prefectural Amagasaki General Medical Center Amagasaki Hyogo Japan
5. Department of Hematology Japanese Red Cross Osaka Hospital Osaka Osaka Japan
6. The Center for Hematological Diseases Takeda General Hospital Kyoto Kyoto Japan
7. Department of Hematology Hyogo Prefectural Tamba Medical Center Tamba Hyogo Japan
8. Department of Pathology and Tumor Biology, Graduate School of Medicine Kyoto University Kyoto Kyoto Japan
9. Division of Hematopoietic Disease Control Institute of Medical Science, The University of Tokyo Tokyo Japan