1. From McMaster University and the Population Health Research Institute, Hamilton Health Sciences, Ontario, Canada (S.S.J.); Department of Medical Science, Uppsala University and Uppsala Clinical Research Centre, Sweden (S.J.); Peter Munk Cardiac Centre, University Health Network, Toronto, Ontario, Canada (V.D.); University of British Columbia, Vancouver, Canada (J.A.C.); and Örebro University, Faculty of Health, Department of Cardiology, Södra Grev Rosengatan, Örebro, Sweden (O.F.).