1. Institute for Mental Health Policy Research, Centre for Addiction and Mental Health, Dalla Lana School of Public Health, University of Toronto, Toronto, Ontario, Canada
2. University of Montreal Hospital Research Centre, Department of Family and Emergency Medicine, Université de Montréal, Montreal, Québec, Canada
3. Schulich Heart Program, Division of Cardiology, Sunnybrook Health Sciences Centre, Department of Medicine, University of Toronto, Toronto, Ontario, Canada