Affiliation: | 1. The Eye Consultants Center, Riyadh, Saudi Arabia;2. National Hospital and Neonatology Services Improvement Program at Ministry of Health (MOH), Saudi Arabia;3. Bin Rushd Medical Center, Riyadh, Saudi Arabia;4. King Khaled Eye Specialist Hospital, Saudi Arabia;5. Deparment of Pediatrics, College of Medicine, King Saud University, Riyadh, Saudi Arabia;6. National Eye Health Program, MOH, Riyadh, Saudi Arabia |