From the Department of Family Medicine (Pottie, Lewin), University of Ottawa, Ottawa, Ont.; the Public Health Agency of Canada (Jaramillo, Dunfield), Ottawa, Ont.; the Department of Family Medicine (Dickinson), University of Calgary Medical Centre, Calgary, Alta.; the Department of Family Medicine (Bell), University of Alberta, Edmonton, Alta.; the Department of Family Relations and Applied Nutrition (Brauer), University of Guelph, Guelph, Ont.; the Faculty of Health Sciences (Joffres), Simon Fraser University, Burnaby, BC; the Departments of Internal Medicine and Community Health Sciences (Singh), University of Manitoba, Winnipeg, Man.; and the Division of Nephrology (Tonelli), Department of Medicine, University of Alberta, Edmonton, Alta.