1. Douglas Hospital Research Centre, Douglas Mental Health University Institute, Montreal, Quebec, Canada
2. Department of Psychiatry, McGill University, Montreal, Quebec, Canada
3. Preventive Medicine and Public Health Research Center, Psychosocial Health Research Institute, Iran University of Medical Sciences, Tehran, Iran
4. Iranian National Center for Addiction Studies, Tehran University of Medical Sciences, Tehran, Iran
5. Social Determinants of Health Research Center, Saveh University of Medical Sciences, Saveh, Iran
6. Department of Biostatistics and Epidemiology, School of Public Health and Nutrition, Lorestan University of Medical Sciences, Khorramabad, Iran
7. Substance Abuse and Dependence Research Center, the University of Social Welfare and Rehabilitation Sciences, Tehran, Iran
8. Department of Nursing, Faculty of Nursing and Midwifery, Tehran Medical Sciences, Islamic Azad University, Tehran, Iran