1. Children's Health, Medical Center, UT Southwestern, Dallas, TX 75235, USA
2. Department of Pediatrics, Medical Center, UT Southwestern, Dallas, TX 75235, USA
3. Genomic Medicine Institute, Lerner Research Institute Cleveland Clinic, Cleveland, OH 44195, USA
4. Broad Institute of MIT and Harvard, Stanley Center for Psychiatric Research, Cambridge, MA 02142, USA
5. Broad Institute of MIT and Harvard, Center for Development of Therapeutics, Cambridge, MA 02142, USA
6. Department of Biological Sciences, University at Albany, Albany, NY 12222, USA
7. Department of Epilepsy Genetics and Personalized Treatment, Danish Epilepsy Center Filadelfia, Dianalund 4293, Denmark
8. Department of Regional Health Research, Institute for Regional Health Services, University of Southern Denmark, Odense, Denmark
9. Departments of Pediatrics and Neurology, University of Colorado School of Medicine, Aurora, CO, USA
10. Department of Pediatric Neurology and Neuroscience Institute, Children's Hospital Colorado, Aurora, CO, USA
11. Division of Neurology, Children’s Hospital of Philadelphia, Philadelphia, PA 19104, USA
12. The Epilepsy NeuroGenetics Initiative (ENGIN), Children's Hospital of Philadelphia, Philadelphia, PA, USA
13. Department of Biomedical and Health Informatics (DBHi), Children’s Hospital of Philadelphia, Philadelphia, PA 19104, USA
14. Department of Neurology, Vanderbilt University Medical Center, TN 37232, USA
15. SLC6A1 Connect Foundation, Denver, CO 80210, USA
16. Division of Genetics and Genomics, Department of Pediatrics, Boston Children's Hospital and Harvard Medical School, Boston, MA, USA
17. Department of Pediatrics, Seoul National University College of Medicine, Seoul National University Hospital, Seoul 03080, Republic of Korea
18. Department of Neurology, Perelman School of Medicine, University of Pennsylvania, Philadelphia, PA, 19104, USA
19. Department of Pediatric Neurology, Nationwide Children's Hospital, Columbus, OH, USA
20. The Ohio State University College of Medicine, Columbus, OH, USA
21. GeneDx, Gaithersburg, MD 20877, USA
22. Neuroscience Division, School of Bioscience, Cardiff University, Cardiff, UK
23. Faculty of Medicine and Surgery, Malta University, Msida, Malta
24. Neurological Institute, Epilepsy Center, Cleveland Clinic, Cleveland, OH 44195, USA