1. Department of Clinical Laboratory Hyogo Prefectural Amagasaki General Medical Center Amagasaki Japan
2. Laboratory of Hematology Division of Medical Biophysics Kobe University Graduate School of Health Sciences Hyogo Japan
3. Department of Pediatrics Hyogo Prefectural Amagasaki General Medical Center Amagasaki Japan
4. Department of Neonatology Hyogo Prefectural Amagasaki General Medical Center Amagasaki Japan
5. Department of Pediatric Hematology and Oncology Hyogo Prefectural Amagasaki General Medical Center Hyogo Japan
6. Department of Genomic Medicine Kyoto University Graduate School of Medicine Kyoto Japan
7. Department of Pediatric Hematology and Oncology Research Research InstituteNational Center for Child Health and Development Tokyo Japan