1. From the Centre for Chronic Disease, Prevention and Control (J.O.), Public Health Agency of Canada, Ottawa, Ontario, Canada; the Department of Community Health Sciences (C.M., M.E., J.X.Z.), University of Calgary and Institute of Health Economics, Calgary, Alberta, Canada; the Department of Clinical Neurosciences (M.E.) and Departments of Medicine and Pharmacology and Therapeutics, Libin Cardiovascular Institute (N.R.C.C.), University of Calgary, Calgary, Alberta, Canada; and the Health Statistics...