1. Department of Clinical Laboratory Hyogo Prefectural Amagasaki General Medical Center Hyogo Japan
2. Laboratory of Hematology, Division of Medical Biophysics Kobe University Graduate School of Health Sciences Hyogo Japan
3. Department of Hematology Hyogo Prefectural Amagasaki General Medical Center Hyogo Japan
4. Department of Hematology and Oncology, Graduate School of Medicine Kyoto University Kyoto Japan