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  1. Centre for Depression and Suicide Studies, St Michael’s Hospital, Toronto, Ontario, Canada
  2. Institute of Medical Science, University of Toronto, Toronto, Ontario, Canada
  3. Department of Psychiatry, St Michael’s Hospital, Toronto, Ontario, Canada
  4. Department of Psychiatry, Queen’s University, Kingston, Ontario, Canada
  5. Department of Psychiatry, University of Michigan, Ann Arbor, Michigan
  6. Department of Psychiatry, University of British Columbia, Vancouver, British Columbia, Canada
  7. Department of Psychiatry, University of Ottawa, Ottawa, Ontario, Canada
  8. Centre for Depression and Suicide Studies, St Michael’s Hospital, Toronto, Ontario, Canada
  9. Institute of Medical Science, University of Toronto, Toronto, Ontario, Canada
  10. Department of Psychiatry, St Michael’s Hospital, Toronto, Ontario, Canada
  11. Li Ka Shing Knowledge Institute, St Michael’s Hospital, Toronto, Ontario, Canada
  12. Krembil Research Institute, University Health Network, Toronto, Ontario, Canada
  13. Department of Psychiatry, University of Toronto, Toronto, Ontario, Canada
  14. Li Ka Shing Knowledge Institute, St Michael’s Hospital, Toronto, Ontario, Canada
  15. Department of Anesthesia and Pain Medicine, St Michael’s Hospital and the University of Toronto, Toronto, Ontario, Canada
  16. Centre for Depression and Suicide Studies, St Michael’s Hospital, Toronto, Ontario, Canada
  17. Department of Psychiatry, St Michael’s Hospital, Toronto, Ontario, Canada
  18. Li Ka Shing Knowledge Institute, St Michael’s Hospital, Toronto, Ontario, Canada
  19. Krembil Research Institute, University Health Network, Toronto, Ontario, Canada
  20. Department of Psychiatry, University of Toronto, Toronto, Ontario, Canada
  21. Corresponding author: Venkat Bhat, MD, 193 Yonge St 6-012, Toronto, Ontario, Canada, M5B 1M4 ([email protected]).
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