Affiliation: | 1. The Department of Epidemiology, Biostatistics and Occupational Health, McGill University, , Montréal, Québec;2. St. Mary's Research Centre, , Montréal, Québec;3. Emergency Medicine Services, Montreal Institute of Cardiology, , Montréal, Québec;4. The Centre de Recherche du CHUM et Institut National de Santé Publique du Québec, , Montréal, Québec, Canada |