1. Division of Environmental Medicine and Population Sciences, Department of Social and Environmental Medicine, Osaka University Graduate School of Medicine
2. Department of Emergency and General Medicine, Hyogo Prefectural Kobe Children's Hospital
3. Department of Traumatology and Acute Critical Medicine, Osaka University Graduate School of Medicine
4. Emergency and Critical Care Medical Center, Osaka Police Hospital
5. Department of Emergency and Critical Care Medicine, Kansai Medical University, Takii Hospital
6. Department of Emergency Medicine, Tane General Hospital
7. Department of Critical Care Medicine, Osaka City University
8. Department of Emergency and Critical Care Medicine, Kindai University Faculty of Medicine
9. Osaka Mishima Emergency Critical Care Center
10. Kyoto University Health Services
11. Critical Care and Trauma Center, Osaka General Medical Center
12. Osaka Prefectural Nakakawachi Medical Center of Acute Medicine
13. Senshu Trauma and Critical Care Center
14. Senri Critical Care Medical Center, Saiseikai Senri Hospital
15. Traumatology and Critical Care Medical Center, National Hospital Organization Osaka National Hospital
16. Emergency and Critical Care Medical Center, Osaka City General Hospital
17. Department of Pediatrics, Osaka Red Cross Hospital
18. Emergency and Critical Care Medical Center, Kishiwada Tokushukai Hospital
19. Department of Emergency and Critical Care Medicine, Kansai Medical University, Hirakata
20. Department of Preventive Services, Kyoto University School of Public Health
21. Department of Emergency Medicine, Kyoto Prefectural University of Medicine
22. Division of Pediatric Critical Care Medicine, Hyogo Prefectural Kobe Children's Hospital