1. Student Research Committee, Ilam University of Medical Science, P.O. Box 69311-57793, Ilam, Iran
2. Department of Computer, Faculty of Engineering, Malayer University, P.O. Box 95863-65719, Hamadan, Iran
3. Department of Clinical Epidemiology, Ilam University of Medical Sciences, P.O. Box 69315-138, Ilam, Iran
4. Psychosocial Injuries Research Center, Ilam University of Medical Science, P.O. Box 69315-138, Ilam, Iran
5. Science and Research Branch, Islamic Azad University, Kermanshah, Iran
6. Eslamabad Payame Noor University, Kermanshah, Iran
7. Social Medicine Department, Medicine Faculty, Ilam University of Medical Sciences, P.O. Box 69315-138, Ilam, Iran