University of Toronto - Saint Michael's Hospital, University of Toronto - Saint Michael's Hospital, Institut National De Santé Publique Du Québec, University of Toronto - Dalla Lana School of Public Health, Ryerson University, McGill University, University of Victoria, Ryerson University, University of British Columbia (UBC) - British Columbia Centre for Excellence in HIV/AIDS, University of Toronto - Saint Michael's Hospital, University of Toronto - Saint Michael's Hospital, University of Toronto - Department of Medicine, McGill University, University of Toronto - Saint Michael's Hospital, McGill University, Community-Based Research Centre, Johns Hopkins University - Department of Epidemiology, University of Toronto - Dalla Lana School of Public Health, University of British Columbia (UBC) - British Columbia Centre for Excellence in HIV/AIDS and University of Toronto - Department of Medicine