1. Department of Intensive Care Medicine, School of Medicine Sapporo Medical University Hokkaido Japan
2. Department of Emergency Medical Services, Life Flight and Disaster medicine Sapporo Medical University Hokkaido Japan
3. Department of Emergency Medicine Sapporo Medical University School of Medicine Hokkaido Japan
4. Emergency Sector of Ebetsu City Fire Department Hokkaido Japan
5. Department of Nursing, School of Health Sciences Sapporo Medical University Hokkaido Japan
6. Department of Advanced Critical Care and Emergency Center Sapporo Medical University Hospital Hokkaido Japan
7. Department of Pharmacy Sapporo Medical University Hospital Hokkaido Japan
8. Department of Public Health School of Medicine, Sapporo Medical University Sapporo Japan