1. Department of Neurology, The F.M. Kirby Neurobiology Center, Boston Children’s Hospital, Harvard Medical School, Boston, MA 02115, USA
2. Department of Neurology, University Hospital Würzburg, 97080 Würzburg, Germany
3. Division of Pediatric Neurology and Metabolic Medicine, Center for Child and Adolescent Medicine, University Hospital Heidelberg, 69120 Heidelberg, Germany
4. Molecular Medicine, IRCCS Fondazione Stella Maris, 56018 Pisa, Italy
5. Cambridge Institute for Medical Research, University of Cambridge, Cambridge CB2 0XY, UK
6. Department of Proteomics and Signal Transduction, Max Planck Institute of Biochemistry, 82152 Martinsried, Germany
7. Department of Neuroscience, Sheffield Institute for Translational Neuroscience (SITraN), University of Sheffield, Sheffield S10 2HQ, UK
8. Translational Neuroscience Center, Boston Children’s Hospital, Harvard Medical School, Boston, MA 02115, USA
9. Institute of Human Genetics, Friedrich-Alexander Universität Erlangen-Nürnberg, 91054 Erlangen, Germany
10. Division of Pediatric Neurology, Department of Pediatrics, Weill Cornell Medicine, New York City, NY 10021, USA
11. Scientific Institute, IRCCS E. Medea, Unità Operativa Conegliano, 31015 Treviso, Italy
12. Department of Pediatric Neurology, Centro Hospitalar de Lisboa Central, 1169-050 Lisbon, Portugal
13. Division of Genetic Medicine, Department of Pediatrics, University of Washington, Seattle, WA 98195, USA
14. Department of Molecular Neuroscience, UCL Institute of Neurology, London WC1E 6BT, UK
15. Pediatric Neurology, CHU Montpellier, 34295 Montpellier, France
16. Division of Sleep Medicine, Harvard Medical School, Boston, MA 02115, USA