Institution: | 1. British Columbia Centre for Excellence in HIV/AIDS, St. Paul's Hospital, , Vancouver, Canada;2. Faculty of Medicine, University of British Columbia, , Vancouver, Canada;3. School of Population & Public Health, University of British Columbia, , Vancouver, Canada;4. Interdisciplinary Studies Graduate Program, University of British Columbia, , Vancouver, Canada;5. Mitsampan Harm Reduction Center/Thai AIDS Treatment Action Group, , Bangkok, Thailand |