1. Department of Psychiatry, Sunnybrook Health Sciences Centre, Toronto, Canada
2. Centre for Mental Health, Melbourne School of Population and Global Health, University of Melbourne, Melbourne, Australia
3. Unit Suicide Research and Mental Health Promotion, Department of Social and Preventive Medicine, Centre for Public Health, Medical University of Vienna, Vienna, Austria;
Wiener Werkstaette for Suicide Research, Vienna, Austria
4. Department of Psychiatry, Sunnybrook Health Sciences Centre, Toronto, Canada; Department of Psychiatry, University of Toronto, Toronto, Canada