1. Department of Emergency Medicine, Alaska Native Medical Center, Anchorage, AK
2. Department of Emergency Medicine, Stanford University Medical Center, Stanford, CA
3. International Commission for Mountain Emergency Medicine (ICAR MEDCOM), Zürich, Switzerland
4. Regional Occupational Health Team, Defence Medical Services MOD, Catterick Garrison, UK
5. Department of Emergency Medicine, University of Louisville School of Medicine, Louisville, KY
6. Department of Emergency Medicine, Mayo Clinic, Rochester, MN
7. Desert Mountain Medicine, Wilson, WY
8. Coventry National Institute for Health Research, Clinical Research Facility, University Hospital Coventry & Warwickshire, NHS Trust, Coventry, UK
9. Faculty of Kinesiology and Recreation Management and Departments of Emergency Medicine and Anesthesia, University of Manitoba, Winnipeg, Manitoba, Canada
10. Extreme Environments Laboratory, School of Sport, Health & Exercise Science, University of Portsmouth, Portsmouth, UK