1. From the Department of Community Health Sciences, O’Brien Institute for Public Health (T.T.S., M.W., M.S., D.S., Z.L., D.G., H.Q., M.T.J., W.A.G.), Department of Cardiac Sciences (D.G., S.B.W., M.L.K.), and Department of Medicine (S.B.W., M.T.J., W.A.G., M.L.K.), University of Calgary, Canada; Faculty of Health Sciences, University of Lethbridge, Canada (O.A.); and Faculty of Medicine & Dentistry (M.M.G.) and Faculty of Nursing (C.N.), University of Alberta, Edmonton, Canada.