1. Faculty of Health Sciences (Butler, Samji, Lavergne) andSchool of Criminology (Fabian), Simon Fraser University, Burnaby, British Columbia, Canada; Faculty of Medicine, Department of Psychiatry, University of British Columbia, Vancouver, Canada (Nicholls); British Columbia Mental Health and Substance Use Services, Vancouver, Canada (Nicholls); British Columbia Centre for Disease Control, Vancouver, Canada (Samji)