1. Centre for Addiction and Mental Health, Toronto, Ontario, Canada
2. Department of Psychiatry, University of Toronto, Toronto, Ontario, Canada
3. Centre for Mental Health, University Health Network, Toronto, Ontario, Canada
4. Centre Hospitalier de l'Université de Montréal, Montréal, Québec, Canada
5. Department of Psychiatry, University of Tasmania, Hobart, Tasmania, Australia
6. Statewide Mental Health Service, Hobart, Tasmania, Australia