1. From the Department of Genetics, King Faisal Specialist Hospital and Research Center, Riyadh, Saudi Arabia; the
2. From the Department of Genetics, King Faisal Specialist Hospital and Research Center, Riyadh, Saudi Arabia; the2Department of Pediatric Ophthalmology, King Khaled Eye Specialist Hospital, Riyadh, Saudi Arabia; the
3. From the Department of Genetics, King Faisal Specialist Hospital and Research Center, Riyadh, Saudi Arabia; the3Department of Pediatrics, King Khalid University Hospital and College of Medicine, King Saud University, Riyadh, Saudi Arabia; and the4Departme