1. Nationwide Children’s Hospital Columbus Ohio USA
2. Department of Developmental Neurology Medical University of Gdańsk Gdańsk Poland
3. Muir Maxwell Epilepsy Centre University of Edinburgh Edinburgh UK
4. Neurology Department Ruber Internacional Hospital Madrid Spain
5. Stichting Epilepsie Instellingen Nederland Zwolle the Netherlands
6. Department of Neurology Medical University of South Carolina Charleston South Carolina USA
7. Keck School of Medicine University of Southern California and Children’s Hospital Los Angeles Los Angeles California USA
8. Cook Children’s Medical Center Fort Worth Texas USA
9. Massachusetts General Hospital Boston Massachusetts USA
10. Oishei Children’s Hospital Buffalo New York USA
11. Greenwich Biosciences Carlsbad California USA
12. GW Research Ltd. Cambridge UK
13. New York University Comprehensive Epilepsy Center New York USA