1. Department of Psychiatry School of Medicine, Psychiatry and Behavioral Sciences Research Center Addiction Institute Mazandaran University of Medical Sciences Sari Iran
2. Student Research Committee, Faculty of Medicine, Psychiatry and Behavioral Science Research Center Addiction Institute Mazandaran University of Medical Sciences Sari Iran
3. Health Sciences Research Center Addiction Institute Mazandaran University of Medical Sciences Sari Iran
4. Student Research Committee, School of Medicine Gastrointestinal Cancer Research Center, Non‐Communicable Diseases Institute Mazandaran University of Medical Sciences Sari Iran