1. Centre for Addiction and Mental Health, Toronto, Ontario, Canada
2. Department of Psychiatry, University of Toronto, Toronto, Ontario, Canada
3. Family Physician, Toronto, Ontario, Canada
4. Department of Health Research Methods, Evidence and Impact (formerly Clinical Epidemiology and Biostatistics), McMaster University Faculty of Health Sciences, Hamilton, Ontario, Canada
5. Department of Psychiatry and Behavioral Sciences, University of Minnesota, Minneapolis
6. Centre for Addiction and Mental Health Education, Centre for Addiction and Mental Health, Toronto, Ontario, Canada
7. School and Applied Child Psychology, University of Calgary, Calgary, Alberta, Canada
8. Margaret and Wallace McCain Centre for Child, Youth and Family Mental Health, Centre for Addiction and Mental Health, Toronto, Ontario, Canada