1. Cumming School of Medicine and Department of Cardiac Sciences, University of Calgary, Alberta, Canada
2. Faculty of Medicine, Dalhousie University, Halifax, Nova Scotia, Canada
3. Sunnybrook Health Sciences Centre, University of Toronto, Ontario, Canada
4. Department of Medicine, University of Western Ontario, London, Canada
5. Faculty of Medicine, University Health Network, University of Toronto, Ontario, Canada
6. Faculty of Medicine, University of Ottawa, Ontario, Canada
7. Faculty of Medicine, University of Saskatchewan, Saskatoon, Canada
8. Faculty of Medicine, The University of British Columbia, Vancouver, Canada
9. Department of Nursing, Providence Health Care, Vancouver, British Columbia, Canada
10. Max Rady College of Medicine, University of Manitoba, Winnipeg, Canada