1. Behavioral Sciences Research Center, Shahid Beheshti University of Medical Sciences, Tehran, Iran
2. Department of Psychiatry, Shahid Beheshti University of Medicine Sciences, Tehran, Iran
3. Department of Psychosomatic Medicine, Taleghani Hospital, School of Medicine, Shahid Beheshti University of Medical Sciences, Tehran, Iran
4. Department of Psychiatry Medicine, School of Medicine, Shahid Beheshti University of Medical Sciences, Tehran, Iran