1. Massachusetts General Hospital; Boston Massachusetts
2. The Children's Hospital of Philadelphia; Philadelphia Pennsylvania
3. Medical University of Gdansk; Gdansk Poland
4. Medical University of South Carolina; Charleston South Carolina
5. Stichting Epilepsie Instellingen Nederland (SEIN); Zwolle The Netherlands
6. NYU Comprehensive Epilepsy Center; New York City, New York
7. GW Research Ltd; Cambridge UK