1. School of Public Health and Health Systems, University of Waterloo LHN 1711, 200 University Avenue West, Waterloo, ON, Canada N2L 3G1
2. Faculty of Applied Health Sciences, University of Waterloo BMH 3115, 200 University Avenue West, Waterloo, ON, Canada N2L 3G1
3. Department of Medicine, McGill University, Room 101, Lady Meredith House, 1110 Pine Avenue West, Montreal, QC, Canada H3A 1A3