1. Department of PediatricsGraduate School of Medical ScienceKyoto Prefectural University of Medicine Kyoto Japan
2. Department of Pediatric SurgeryOsaka City General Hospital Osaka Japan
3. Department of BiostatisticsGraduate School of MedicineHokkaido University Sapporo Japan
4. National Institute of Public Health Saitama Japan
5. Department of BiostatisticsGraduate School of Medical ScienceKyoto Prefectural University of Medicine Kyoto Japan
6. Research Institute for Clinical OncologySaitama Cancer Center Saitama Japan
7. Department of Clinical ResearchSaitama Children's Medical Center Saitama Japan
8. Clinical Epidemiology Research Center for Pediatric CancerNational Center for Child Health and Development Tokyo Japan
9. Department of Pediatric OncologyFukushima Medical University Hospital Fukushima Japan
10. Department of Pediatric SurgeryDokkyo Medical University Koshigaya Japan
11. Chief Executive Officer, SAGA Heavy Ion Medical Accelerator in Tosu Saga Japan
12. Department of Pediatric SurgeryGraduate School of Medical ScienceKyoto Prefectural University of Medicine Kyoto Japan