1. From the University of British Columbia (J.G.A., M.W.D., M.B., S.L.) and the Centre for Cardiovascular Innovation (J.G.A., M.W.D.), Vancouver, Montreal Heart Institute, Université de Montréal, Montreal (J.G.A., L.M., J.C.-T.), the University of Ottawa Heart Institute, Ottawa (G.A.W.), McGill University Health Centre, Montreal (V.E., A.V.), Université Laval, Quebec (J.C.), Université de Sherbrooke, Sherbrooke, QC (J.-F.R.), Rouge Valley Centenary Hospital, Scarborough, ON (D.Y.), University of Western...