[1
]Department of Social and Preventative Medicine, School of Public Health, University
of Montreal
[2
] Centre de Recherche en Santé Publique
[3
] Community-Based Research Centre
[4
] British Columbia Centre on Substance Use
[5
]School of Population and Public Health, University of British Columbia
[6
]Department of Medicine, University of California San Diego
[7
]Department of Epidemiology and Biostatistics, Drexel University
[9
] TransFocus Consulting, Inc .
[10
]Faculty of Health Sciences, Simon Fraser University
[11
] British Columbia Centre for Disease Control
[12
] Centre for Gender and Sexual Health Equity
[13
]Department of Medicine, University of British Columbia