1. Department of Emergency Medicine, Stanford University Medical Center, Palo Alto, California, USA.
2. Department of Emergency Medicine, Alaska Native Medical Center, Anchorage, Alaska, USA.
3. Himalayan Rescue Association, Kathmandu, Nepal.
4. Department of Physiology and Pharmacology, Cumming School of Medicine, University of Calgary, Calgary, Alberta, Canada.
5. Oxford University Clinical Research Unit-Nepal, Kathmandu, Nepal.