1. Division of Bioresource Research and Development Department of Social/Community Medicine and Health Science Kobe University Graduate School of Medicine Kobe Japan
2. Division of Medical Oncology and Hematology Department of Medicine Kobe University Graduate School of Medicine Kobe Japan
3. Department of Clinical Laboratory Kobe University Hospital Kobe Japan
4. Department of Medical Oncology/Hematology Konan Medical Center Kobe Japan
5. Department of Hematology and Oncology Kita‐harima Medical Center Ono Japan
6. Department of Transfusion and Cell Therapy Kobe University Hospital Kobe Japan
7. Cancer Center, Kobe University Hospital Kobe Japan