1. Student Research Committee, Faculty of Medicine, Shahid Sadoughi University of Medical Sciences, Yazd, Iran
2. Department of Midwifery, Faculty of Medicine, Ilam University of Medical Sciences, Ilam, Iran
3. Firoozgar Hospital, Iran University of Medical Sciences, Tehran, Iran
4. Rasoul Akram Hospital, Iran University of Medical Sciences, Tehran, Iran
5. Department of Epidemiology, School of Public Health, Iran University of Medical Sciences, Tehran, Iran
6. Young Researchers and Elites Club, Faculty of Medicine, Islamic Azad University, Yazd Branch, Yazd, Iran
7. Department of Ophthalmology, Medical University of Urmia, Urmia, Iran
8. Student Research Committee, Department of Epidemiology, School of Public Health, Iran University of Medical Sciences, Tehran, Iran