1. Division of Cardiology, William Osler Health System and Division of Cardiology, Department of Medicine, Faculty of Medicine, University of Toronto, Toronto, ON, Canada L6W 3W8
2. Rescu, Keenan Research Centre, Li Ka Shing Knowledge Institute, St. Michael’s Hospital and Division of Emergency Medicine, Department of Medicine, Faculty of Medicine, University of Toronto, Toronto, ON, Canada M5B 1W8