1 Population and Community Health Unit, Department of Family Medicine, Schulich School of Medicine and Dentistry, University of Western Ontario, London, Ontario, Canada; Department of Epidemiology and Biostatistics, Schulich School of Medicine and Dentistry, University of Western Ontario, London, Ontario, Canada. Electronic address: [email protected].
2 Bayside Medical Centre, Penetanguishene, Ontario, Canada.
3 Department of Psychiatry, Faculty of Medicine, University of Toronto, Ontario, Canada; Sunnybrook Health Sciences Centre, Toronto, Ontario, Canada.
4 Canadian Centre on Substance Use and Addiction, Ottawa, Ontario, Canada.
5 Road Safety and Motor Vehicle Regulation, Transport, Canada, Ontario, Canada.
6 Research and Evaluation Office, Ontario Ministry of Transportation, Ontario, Canada.
8 Institute for Mental Health Policy Research, Centre for Addiction and Mental Health, Toronto, Ontario, Canada; Dalla Lana School of Public Health, University of Toronto, Toronto, Ontario, Canada.
9 Population and Community Health Unit, Department of Family Medicine Schulich School of Medicine and Dentistry, University of Western Ontario, London, Ontario, Canada.
10 Institute for Mental Health Policy Research, Centre for Addiction and Mental Health, London, Ontario, Canada; Campbell Family Mental Health Research Institute, Centre for Addiction and Mental Health, Toronto, Ontario, Canada; Dalla Lana School of Public Health, University of Toronto, Toronto, Ontario, Canada; Institute of Health Policy, Management and Evaluation, University of Toronto, Toronto, Ontario, Canada; Department of Pharmacology and Toxicology, University of Toronto, Toronto, Ontario, Canada.
11 Department of Psychology, York University, Toronto, Ontario, Canada.