1 Department of Medicine, Queen's University, Kingston, Ontario, Canada. Electronic address: [email protected].
2 Epidemiology Division, Dalla Lana School of Public Health, University of Toronto, Toronto, Ontario, Canada; Health Promotion, Chronic Disease and Injury Prevention, Public Health Ontario, Toronto, Ontario, Canada.
3 Faculty of Medicine, University of Toronto, Toronto, Ontario, Canada; Division of Cardiology, St Michael's Hospital, Toronto, Ontario, Canada.
4 Department of Family Medicine and Community Health, Duke University, Durham, North Carolina, United States; Department of Population Health Sciences, Duke University, Durham, North Carolina, United States.
5 Division of Cardiology, St Michael's Hospital, Toronto, Ontario, Canada.