1. Faculty of Health Sciences, Simon Fraser University, Burnaby, British Columbia, Canada
2. British Columbia Centre for Disease Control, Vancouver, British Columbia, Canada
3. Centre for Gender and Sexual Health Equity, Vancouver, British Columbia, Canada
4. École de santé publique, Université de Montréal, Montréal, Québec, Canada
5. Dalla Lana School of Public Health, University of Toronto, Toronto, Ontario, Canada
6. School of Public Health and Social Policy, University of Victoria, Victoria, British Columbia, Canada
7. Community-Based Research Centre, Vancouver, British Columbia, Canada