1. Schulich Heart Program, Sunnybrook Health Sciences Center University of Toronto Toronto Canada
2. Department of Cardiac Sciences, King Fahad Cardiac Center, College of Medicine King Saud University Riyadh Saudi Arabia
3. Department of Cardiology Tokyo Medical University Hospital Tokyo Japan
4. Department of Cardiology Shonan Kamakura General Hospital Kamakura Kanagawa Japan
5. Division of Cardiology Terrence Donnelly Heart Center, St. Michael's Hospital, Unity Health Toronto, University of Toronto Toronto Ontario Canada