1. Michael G. DeGroote School of Medicine, McMaster University , Hamilton, ON , Canada
2. Cardiovascular Division, Department of Medicine, Brigham and Women’s Hospital, Harvard Medical School , USA
3. Cardiology Unit, Department of Medicine Solna, Karolinska Institute & Karolinska University Hospital , Stockholm , Sweden
4. Department of Internal Medicine I, Cardiology, University Hospital Aachen, RWTH Aachen University , Aachen , Germany
5. Department of Surgery, St Michael's Hospital, University of Toronto , Toronto, ON , Canada
6. Department of Medicine, University of Michigan School of Medicine , Ann Arbor, MI , USA
7. Division of Cardiology, Department of Internal Medicine, University of Texas Southwestern Medical Center , Dallas, TX , USA
8. Department of Medicine, University of Mississippi School of Medicine , Jackson, MS , USA
9. Division of Cardiac Surgery, St Michael's Hospital, University of Toronto , Toronto, ON , Canada