1. Whitehorse General Hospital, Yukon Hospital Corporation, Whitehorse, Yukon, Canada
2. Department of Surgery, Cumming School of Medicine, University of Calgary, Calgary, Alberta, Canada
3. Department of Emergency Medicine, Dalhousie University, Saint John, Canada
4. Department of Family Medicine, Dalhousie University, Saint John, Canada
5. Temerty School of Medicine, University of Toronto, Toronto, ON, Canada