1. Student Research Committee, School of Allied Medical Sciences, Shahid Beheshti University of Medical Sciences, Tehran, Iran;
2. Health Management and Economics Research Center, Iran University of Medical Sciences, Tehran, Iran;
3. Health Economics Group, Medical School, Saint Luke's Campus, University of Exeter, Exeter, UK;
4. Fellowship of Psychosomatic, Department of Psychiatry, University of Social Welfare and Rehabilitation Sciences, Tehran, Iran;
5. Department of nursing, faculty of nursing and midwifery, Tehran medical sciences, Islamic Azad University, Tehran, Iran;
6. Psychiatrist, Iranian National Center for Addiction Studies (INCAS), Tehran University of Medical Sciences, Tehran, Iran;
7. Substance Abuse and Dependence Research Center, University of Social Welfare and Rehabilitation Sciences, Tehran, Iran;
8. Department of Public Health, La Trobe University, Melbourne, Australia;
9. Social Determinants of Health Research Center, Saveh University of Medical Sciences, Saveh, Iran