1. Centre for Health Evaluation and Outcome Sciences, Providence Health Care, St Paul’s Hospital, Vancouver, British Columbia, Canada2School of Population and Public Health, Faculty of Medicine, University of British Columbia, Vancouver, Canada
2. Centre for Health Evaluation and Outcome Sciences, Providence Health Care, St Paul’s Hospital, Vancouver, British Columbia, Canada
3. Centre de Recherche du Centre Hospitalier de l’Université de Montréal, Montréal, Québec, Canada
4. Providence Crosstown Clinic, Providence Health Care, Vancouver, British Columbia, Canada
5. Centre for Health Evaluation and Outcome Sciences, Providence Health Care, St Paul’s Hospital, Vancouver, British Columbia, Canada5Department of Psychiatry, University of British Columbia, Vancouver, Canada
6. Northern Ontario School of Medicine, Sudbury, Canada