1. Department of Psychology, Queen's University, Kingston, ON, Canada
2. Department of Psychiatry, University of British Columbia, Vancouver, BC, Canada
3. Centre for Depression and Suicide Studies, St. Michael's Hospital, Toronto ON, Canada
4. Department of Psychiatry, University of Toronto, Toronto, ON, Canada
5. Department of Psychiatry, Dalhousie University, Halifax, NS, Canada
6. Centre for Addiction and Mental Health, University of Toronto, Toronto, ON, Canada
7. Department of Psychiatry, Queen's University, and Providence Care, Kingston, ON, Canada
8. Department of Psychiatry and Behavioural Neurosciences, McMaster University, Hamilton, ON, Canada
9. Mood Disorders Program, St. Joseph's Healthcare Hamilton, Hamilton, ON, Canada
10. Department of Psychiatry, University of Michigan, Ann Arbor, MI, USA