1. Department of Emergency Medicine Osaka Medical and Pharmaceutical University Takatsuki Japan
2. Department of Emergency and Critical Care Medicine Keio University School of Medicine Tokyo Japan
3. Department of Psychiatry School of Medicine National Defense Medical College Tokorozawa Japan
4. Department of Infectious Diseases The University of Tokyo Hospital Tokyo Japan
5. Department of Emergency and Critical Care Medicine Juntendo University Urayasu Hospital Urayasu Japan
6. Department of General Internal Medicine Soka Municipal Hospital Soka Japan
7. Department of Infectious Diseases Rakuwakai Otowa Hospital/Department of Health Informatics School of Public Health Kyoto University Kyoto Japan
8. Department of Critical Care and Emergency Medicine National Hospital Organization Yokohama Medical Center Yokohama Japan
9. Department of Emergency Medicine and Intensive Care Medicine Shizuoka General Hospital Shizuoka Japan
10. Department of Internal Medicine Kanazawa Municipal Hospital Kanazawa Japan
11. Department of Emergency and Critical Care Medicine Jichi Medical University Saitama Medical Center Saitama Japan
12. Department of Traumatology and Critical Care Medicine National Defense Medical College Tokorozawa Japan
13. Department of Primary Care and Emergency Medicine Kyoto University Hospital Kyoto Japan
14. Department of Pediatric Critical Care Shizuoka Children's Hospital Shizuoka Japan
15. Department of Emergency and Critical Care Medicine Graduate School of Biomedical and Health Sciences Hiroshima University Hiroshima Japan
16. Department of Emergency and Critical Care Medicine The University of Tokyo Tokyo Japan
17. Division of Anesthesiology Department of Surgery Related Kobe University Graduate School of Medicine Kobe Japan
18. Department of Traumatology and Acute Critical Medicine Osaka University Medical School Suita Japan
19. Department of Gastroenterology and Hematology Hirosaki University Graduate School of Medicine Hirosaki Japan
20. Division of Emergency and Critical Care Medicine Tohoku University Graduate School of Medicine Sendai Japan
21. Department of Anesthesiology and Critical Care Medicine Fujita Health University School of Medicine Toyoake Japan