1Department of Neurosciences, King Faisal Specialist Hospital and Research Center, (KFSH-RC), Riyadh, Saudi Arabia
2College of Medicine, King Saud Bin Abdulaziz University for Health Sciences (KSAU-HS), Riyadh, Saudi Arabia
3Division of Pediatric Neurology, Department of Pediatrics, King Abdullah Specialized Children’s Hospital, National Guard Health Affairs (NGHA), Riyadh, Saudi Arabia
4King Abdullah International Medical Research Center, Ministry of National Guard Health Affairs (MNG-HA), Riyadh, Saudi Arabia
5Medical Genetic Division, PediatricDepartment, College of Medicine, King Saud University, Riyadh, Saudi Arabia
6Division of Neurology, Department of Pediatrics, Prince Sultan Military Medical City, Riyadh, Saudi Arabia
7Division of Neurology, Department of Pediatrics, Tawam Hospital, Al Ain, United Arab Emirates
8College of Medicine and Health Sciences, United Arab Emirates University, Al Ain, United Arab Emirates
9American Center for Psychiatry and Neurology, Abu Dhabi, United Arab Emirates
10Sidra Medicine and Research Center, Doha, Qatar
11Hamad Medical Corporation, Doha, Qatar
12Department of Genetics and Precision Medicine, Department of Pediatrics, King Saud Bin Abdulaziz University for Health Sciences, King Abdulaziz Medical City, Riyadh, Saudi Arabia
13Medical Genomic Research Department, King Abdullah International Medical Research Centre (KAIMRC), King Saud Bin Abdulaziz University for Health Sciences (KSAU-HS), Ministry of National Guard Health Affairs (MNG-HA), Riyadh, Saudi Arabia