1. Department of Psychiatry, Faculty of Medicine, Aja University of Medical Sciences, Tehran, Iran
2. Department of Epidemiology, School of Medicine, Aja University of Medical Sciences, Tehran, Iran
3. Psychosomatic Medicine Research Center, Imam Khomeini Hospital, Tehran University of Medical Sciences, Tehran, Iran
4. Department of Clinical Psychology, Faculty of Medicine, Aja University of Medical Sciences, Tehran, Iran
5. Dr. Ebrahimi Drug Abuse Treatment Center, Tehran, Iran
6. Department of Clinical Psychology, Islamic Azad University, Varamin, Iran
7. School of Aerospace and Subaquatic Medicine, Aja University of Medical Sciences, Tehran, Iran