1. Noor Research Center for Ophthalmic Epidemiology, Noor Eye Hospital, Tehran, Iran
2. Noor Ophthalmology Research Center, Noor Eye Hospital, Tehran, Iran
3. Refractive Errors Research Center, Mashhad University of Medical Sciences, Mashhad, Iran
4. Department of Medical Surgical Nursing, School of Nursing and Midwifery, Shahid Beheshti University of Medical Sciences, Tehran, Iran