1. Department of Clinical and Experimental Epilepsy UCL Queen Square Institute of Neurology WC1N3BG UK
2. The Chalfont Centre for Epilepsy Chesham Lane, Chalfont St Peter Bucks UK
3. Epilepsy Centre Department of Neuroscience, Reproductive and Odontostomatological Sciences Federico II University Naples Italy
4. Pediatric Neurology, Neurogenetics and Neurobiology Unit and Laboratories Neuroscience Department A Meyer Children‘s Hospital University of Florence Florence Italy
5. Neurogenetics Group Center for Molecular Neurology VIB 2650 Antwerp Belgium
6. Laboratory of Neurogenetics Institute Born‐Bunge University of Antwerp Antwerp Belgium
7. Department of Neurology Antwerp University Hospital Antwerp Belgium
8. Analytic and Translational Genetics Unit Massachusetts General Hospital Harvard Medical School Boston Massachusetts USA
9. Stanley Center for Psychiatric Research Broad Institute of MIT and Harvard Cambridge Massachusetts USA
10. Institute of Molecular Medicine Finland FIMM University of Helsinki Helsinki Finland
11. Epilepsy Center Neurological Institute Cleveland Clinic Cleveland OH 44195 US
12. Genomic Medicine Institute Lerner Research Institute Cleveland Clinic Cleveland OH 44195 US
13. Cologne Center for Genomics University of Cologne Germany
14. Department of Medical Genetics Institute of Mother and Child Warsaw Poland
15. Department of Neurology‐Pediatric Neurology University and University Hospital Antwerp Antwerp Belgium
16. Neurology Department Great Ormond Street Hospital NHS Foundation Trust London UK
17. Clinical Neuroscience UCL GOSH Institute of Child Health London UK
18. Young Epilepsy Lingfield UK
19. Clinical Trial Office Meyer Children‘s Hospital Florence Italy
20. Swiss Epilepsy Center Bleulerstrasse 60 CH‐8008 Switzerland
21. Department of Medical Genetics University of Antwerp Antwerp Belgium
22. Department of Development and Regeneration Section Pediatric Neurology University Hospital KU Leuven 3000 Leuven Belgium
23. North East Thames Regional Genetics Service Great Ormond Street Hospital for Children NHS Foundation Trust London UK
24. Institute of Human Genetics University of Leipzig Hospitals and Clinics Leipzig Germany
25. Department of Clinical and Experimental Medicine University of Pisa, Italy Clinical Trial Office Meyer Children‘s Hospital Florence Italy
26. Neurogenetic Laboratory Scientific Institute for Research, Hospitalisation and Health Care (IRCCS) G. Gaslini Institute Genova Italy
27. Department of Pediatrics Division of Genetic Medicine University of Washington Seattle USA
28. Pediatric Neurology and Muscular Diseases Unit DINOGMI‐Department of Neurosciences, Rehabilitation, Ophthalmology Genetics, Maternal and Child Health University of Genoa, ‘G. Gaslini’ Institute Genova Italy
29. Clinic of Neurology of Children and Adolescents Institute of Mother and Child Warsaw Poland
30. Center for Human Genetics University Hospitals Leuven Herestraat 49 3000 Leuven Belgium
31. Department of Neurology University Hospitals Leuven Herestraat 49 3000 Leuven Belgium