1. Division of General Internal Medicine, Department of Medicine, Edmonton, Alberta, Canada
2. Canadian VIGOUR Center, University of Alberta, Edmonton, Alberta, Canada
3. Department of Cardiovascular Medicine, Mayo Clinic, Rochester, MN, USA
4. Division of Pulmonary and Critical Care Medicine, Department of Internal Medicine, Mayo Clinic, Rochester, MN, USA
5. Section of Cardiovascular Medicine, Yale School of Medicine, New Haven, CT, USA
6. Division of Cardiology, Department of Medicine, University of British Columbia, Vancouver, British Columbia, Canada
7. Peter Munk Cardiac Centre, University Health Network, Toronto, Ontario, Canada
8. Interdepartmental Division of Critical Care Medicine, University of Toronto, Toronto, Ontario, Canada
9. The Leon H. Charney Division of Cardiovascular Medicine, New York University Langone Medical Center, New York, NY, USA
10. Division of Cardiac Anesthesiology, University of Ottawa Heart Institute, Ottawa, Ontario, Canada
11. Duke Clinical Research Institute, Durham, NC, USA
12. Department of Critical Care Medicine and Division of Cardiology, Department of Medicine, University of Alberta, Edmonton, Alberta, Canada
13. Division of Cardiology, Department of Medicine, University of Alberta, Edmonton, Alberta, Canada