1. Social Work Department, University of Social Welfare and Rehabilitation Sciences, Tehran, Iran
2. Rebirth Charity Society NGO, Tehran, Iran
3. School of Advanced Technologies in Medicine, Tehran University of Medical Sciences, Tehran, Iran
4. European Treatment Centers for Drug Addiction, Vienna, Austria
5. Therapiesalon im Wald, Vienna, Austria
6. World Federation Against Drugs, Stockholm, Sweden
7. Iranian National Center for Addiction Studies (INCAS), Tehran University of Medical Sciences, Tehran, Iran