1. Department of Genetics King Faisal Specialist Hospital and Research Center Saudi Arabia
2. Spectrum Health Division of Medical Genetics Grand Rapids Michigan
3. Department of Biology, Center for RNA Biology University of Rochester Rochester New York
4. Genetics Department Sultan Qaboos University Hospital Muscat Oman
5. Department of Pediatrics Specialized Medical Center Hospital Riyadh Saudi Arabia
6. Epilepsy Center and Division of Neurology Ann & Robert H Lurie Children's Hospital of Chicago Chicago Illinois
7. Center for Genetic Medicine, Northwestern University Feinberg School of Medicine Chicago Illinois
8. Department of Pediatrics and Neurology Northwestern University Feinberg School of Medicine Chicago Illinois
9. Department of Laboratory Medicine and Pathology Mayo Clinic Rochester Minnesota
10. Pediatric Neurology and Muscular Diseases Unit, Department of Neurosciences, Rehabilitation, Ophthalmology, Genetics, Maternal and Child Health, Istituto Giannina Gaslini University of Genoa Genoa Italy
11. Department of Neurosurgery IRCCS Istituto Giannina Gaslini Genoa Italy
12. Telethon Institute of Genetics and Medicine, Pozzuoli Naples Italy
13. Department of Precision Medicine University of Campania ‘Luigi Vanvitelli’ Naples Italy
14. Department of Anatomy and Cell Biology, College of Medicine Alfaisal University Riyadh Saudi Arabia