1. Department of Pediatrics, College of Medicine, King Saud University, Riyadh 11461, Saudi Arabia
2. Division of Pediatric Neurology, Department of Pediatrics, King Saud University Medical City, Riyadh 11461, Saudi Arabia
3. Division of Pediatric Neurology, Department of Pediatrics, King Saud Medical City, Riyadh 11461, Saudi Arabia
4. College of Medicine, King Saud University, Riyadh 11461, Saudi Arabia
5. Division of Medical Genetics, Department of Pediatrics, King Saud University Medical City, Riyadh 11461, Saudi Arabia