1. Noor Ophthalmology Research Center, Noor Eye Hospital, Tehran, Iran
2. Department of Basic Sciences, School of Nursing and Midwifery, Shahid Beheshti University of Medical Sciences, Tehran, Iran
3. Department of Epidemiology, School of Public Health and Safety, Shahid Beheshti University of Medical Sciences, Tehran, Iran
4. Department of Optometry, Mashhad University of Medical Sciences, Mashhad, Iran
5. Department of Neurosurgery, Sina Hospital, Tehran University of Medical Sciences, Tehran, Iran
6. Noor Research Center for Ophthalmic Epidemiology, Noor Eye Hospital, Tehran, Iran