1. Department of Clinical Laboratory Hyogo Prefectural Amagasaki General Medical Center Amagasaki Hyogo Japan
2. Department of Pediatrics Hyogo Prefectural Amagasaki General Medical Center Amagasaki Hyogo Japan
3. Department of Pediatric Hematology and Oncology Hyogo Prefectural Amagasaki General Medical Center Amagasaki Hyogo Japan
4. Department of Pediatric Surgery Hyogo Prefectural Amagasaki General Medical Center Amagasaki Hyogo Japan