Affiliation: | From the Sport Medicine Centre, Roger Jackson Centre for Health and Wellness Research, Faculty of Kinesiology (Benson, Meeuwisse, Kang), University of Calgary, Calgary, Alta.; the Department of Emergency Medicine (Rizos), Credit Valley Hospital, Mississauga, Ont.; the Department of Family and Community Medicine (Rizos), University of Toronto, Toronto, Ont.; and the University of Pittsburgh Medical Centre (Burke), Pittsburgh, Pa. |