Affiliation: | 1. Division of Pediatric Neurology, Department of Pediatrics, Prince Sultan Military Medical City, Riyadh, Saudi Arabia;2. Division of Genetics, Department of Pediatrics;3. Prince Sultan Military Medical City, Riyadh, Saudi Arabia;4. Department of Pediatric Subspecialties, Children's Hospital, King Fahad Medical City, Riyadh, Saudi Arabia;5. Division of Genetics, Department of Pediatrics, King Abdulaziz Medical City, Riyadh, Saudi Arabia;6. Division of Pediatric Neurology, Department of Pediatrics, King Abdulaziz Medical City, Riyadh, Saudi Arabia;7. Division of Pediatric Neurology, Department of Neurosciences, King Faisal Specialist Hospital and Research Center, Riyadh, Saudi Arabia;8. Department of Genetics, King Faisal Specialist Hospital and Research Center, Riyadh, Saudi Arabia;9. Department of Anatomy and Cell Biology, College of Medicine, Alfaisal University, Riyadh, Saudi Arabia |