1 Division of Emergency Medicine, Department of Family and Community Medicine, Sunnybrook Health Sciences Centre, University of Toronto, Toronto, Ontario, Canada; Sunnybrook Research Institute, Toronto, Ontario, Canada; Temerty Faculty of Medicine, University of Toronto, Toronto, Ontario, Canada.
2 Sunnybrook Research Institute, Toronto, Ontario, Canada; Schulich Heart Program, Sunnybrook Health Sciences Centre, University of Toronto, Toronto, Ontario, Canada; Institute of Health Policy Management, and Evaluation, University of Toronto, Toronto, Ontario, Canada; Temerty Faculty of Medicine, University of Toronto, Toronto, Ontario, Canada.
3 Sunnybrook Research Institute, Toronto, Ontario, Canada; Institute of Health Policy Management, and Evaluation, University of Toronto, Toronto, Ontario, Canada; Department of Surgery, Division of General Surgery, Sunnybrook Health Sciences Centre, University of Toronto, Toronto, Ontario, Canada; Temerty Faculty of Medicine, University of Toronto, Toronto, Ontario, Canada.
4 Sunnybrook Research Institute, Toronto, Ontario, Canada; Institute of Health Policy Management, and Evaluation, University of Toronto, Toronto, Ontario, Canada; Department of Anesthesia and Pain Medicine, Sunnybrook Health Sciences Centre, University of Toronto, Toronto, Ontario, Canada; Temerty Faculty of Medicine, University of Toronto, Toronto, Ontario, Canada.
5 Department of Internal Medicine, University of Toronto, Toronto, Ontario, Canada; Temerty Faculty of Medicine, University of Toronto, Toronto, Ontario, Canada.
6 Sunnybrook Research Institute, Toronto, Ontario, Canada; Institute of Health Policy Management, and Evaluation, University of Toronto, Toronto, Ontario, Canada; Division of Endocrinology, Sunnybrook Health Sciences Centre, University of Toronto, Toronto, Ontario, Canada; Temerty Faculty of Medicine, University of Toronto, Toronto, Ontario, Canada.
7 Temerty Faculty of Medicine, University of Toronto, Toronto, Ontario, Canada.
8 Sunnybrook Research Institute, Toronto, Ontario, Canada; Schulich Heart Program, Sunnybrook Health Sciences Centre, University of Toronto, Toronto, Ontario, Canada; Institute of Health Policy Management, and Evaluation, University of Toronto, Toronto, Ontario, Canada; Temerty Faculty of Medicine, University of Toronto, Toronto, Ontario, Canada. Electronic address: dennis.ko@ices.on.ca.