1. Department of Pediatrics, Faculty of Medicine and University Hospital Cologne University of Cologne Cologne Germany
2. Department of Neurology Charité University Medicine Berlin Berlin Germany
3. Department of Neurology Munich Municipal Hospital Bogenhausen Munich Germany
4. Department of Neurosurgery Charité University Medicine Berlin Germany
5. Department of Pediatric Neurology University Medical Center Göttingen Göttingen Germany
6. Department of Neuropediatrics and Muscle Disorders University Medical Center, Faculty of Medicine, University of Freiburg Freiburg Germany
7. Department of Stereotactic and Functional Neurosurgery University Medical Center, Faculty of Medicine, University of Freiburg Freiburg Germany
8. Department of Stereotactic and Functional Neurosurgery Center for Deep Brain Stimulation, University Medical Center Freiburg Germany
9. Department of Neurosurgery Hannover Medical School Hannover Germany
10. Department of Pediatrics Clinic for Pediatric Kidney, Liver and Metabolic Diseases, Hannover Medical School Hannover Germany
11. Department of Pediatrics University Hospital Würzburg Würzburg Germany
12. Department of Neurology University Hospital Würzburg Würzburg Germany
13. Department of Stereotactic and Functional Neurosurgery University Hospital Würzburg Würzburg Germany
14. Department of General Pediatrics, Neonatology and Pediatric Cardiology University Children‘s Hospital, Medical Faculty, Heinrich‐Heine University Düsseldorf Germany
15. Department of Neurology, Institute of Clinical Neuroscience and Medical Psychology, Medical Faculty Heinrich Heine University Düsseldorf Düsseldorf Germany
16. Department of Neurology, Medical Faculty Heinrich Heine University Düsseldorf Düsseldorf Germany
17. Department of Functional Neurosurgery and Stereotaxy, Medical Faculty Heinrich Heine University Düsseldorf Düsseldorf Germany
18. Institute for Neuromodulation and Neurotechnology University Hospital and University of Tübingen Tübingen Germany
19. Centre for Neurology, Department for Neurodegenerative Diseases, and Hertie‐Institute for Clinical Brain Research University of Tübingen Tübingen Germany
20. Department of Pediatrics, Medical Faculty University of Tübingen Tübingen Germany
21. Department of Neurology Cook Children's Medical Center Fort Worth Texas USA
22. Department of Pediatrics University of North Texas Health Sciences Center Fort Worth Texas USA
23. Department of Rehabilitation Sciences KU Leuven Campus Bruges Brugge Belgium
24. Genetikum Neu‐Ulm Germany
25. Department of Neurology Vivantes Klinikum Spandau Berlin Germany
26. Clinical Trials Center Cologne Medical Faculty, University of Cologne Cologne Germany
27. Department of Neurology Faculty of Medicine and University Hospital Cologne, University of Cologne Cologne Germany
28. Department of Stereotactic and Functional Neurosurgery, Faculty of Medicine and University Hospital Cologne University of Cologne Cologne Germany
29. Institute of Medical Statistics and Computational Biology Faculty of Medicine and University Hospital Cologne, University of Cologne Cologne Germany
30. Department of Neurology University Hospital of Marburg Marburg Germany