1. Division of Neurology, Pediatrics Department; Tawam Hospital; Al Ain United Arab Emirates
2. Department of Pediatrics, College of Medicine and Health sciences; United Arab Emirates University; Al Ain United Arab Emirates
3. Division of Genetics, Pediatrics Department; Prince Sultan Military Medical City; Riyadh Saudi Arabia
4. Division of Neurology, Pediatrics Department; Prince Sultan Military Medical City; Riyadh Saudi Arabia
5. Genetic and Developmental Medicine Clinic; Sultan Qaboos University Hospital; Muscat Oman
6. Department of Molecular and Human Genetics, Baylor College of Medicine; Houston Texas
7. Baylor Genetics; Houston Texas
8. Division of Genetic and Metabolic Disorders, Pediatrics Department; Tawam Hospital; Al Ain United Arab Emirates