1. Bloomberg Faculty of Nursing, University of Toronto, Toronto, Canada.
2. Social Aetiology of Mental Illness (SAMI) CIHR Training Program, Social Equity and Health Research Center for Addition and Mental Health, Toronto, Canada.
3. Department of Preventive Medicine, University of Ulsan College of Medicine, Seoul, Korea.
4. School of Public Health and Institute of Health and Environment, Seoul National University, Seoul, Korea.
5. Department of Public Administration, Ewha Womans University, Seoul, Korea.
6. Dalla lana School of Public Health, University of Toronto, Toronto, Canada.