1. Centre for Addiction and Mental Health, Toronto, Ontario, Canada
2. Department of Psychiatry, University of Toronto, Ontario, Canada
3. Department of Psychiatry, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, MA, USA
4. Department of Psychiatry, University of British Columbia, Vancouver, British Columbia, Canada
5. Departments of Psychiatry and Community Health Sciences, University of Calgary, Alberta, Canada
6. Department of Psychiatry, Dalhousie University, Halifax, Nova Scotia, Canada
7. Senate of Canada, Ottawa, Ontario, Canada
8. Department of Psychiatry, Stanford University School of Medicine, Stanford, CA, USA
9. Palo Alto VA Health, Palo Alto, CA, USA
10. Department of Global Health and Social Medicine, Harvard Medical School, Boston, MA, USA
11. Department of Psychiatry, University of Ottawa, Ontario, Canada