1. From the Department of Public Health Sciences (J.-M.G., D.T.E.) and Divisions of Cardiology (J.A.E., P.K.) and General Internal Medicine (F.A.M.), Department of Medicine, University of Alberta, Edmonton, Alberta, Canada; Mazankowski Alberta Heart Institute, Edmonton, Alberta, Canada (J.A.E., P.K., F.A.M.); and Department of Community Health Sciences, University of Calgary, Calgary, Alberta, Canada (H.Q.).