1. Division of Child Neurology and Metabolic Medicine, Center for Child and Adolescent Medicine University Hospital Heidelberg Heidelberg Germany
2. Division of Pediatric Epileptology, Center for Child and Adolescent Medicine University Hospital Heidelberg Heidelberg Germany
3. Division of Pediatric Neurology University Children's Hospital Frankfurt Frankfurt Germany
4. Department of General Pediatrics, Adolescent Medicine and Neonatology Medical Center–University of Freiburg, Faculty of Medicine Freiburg Germany
5. Department of Pediatrics University Medical Centre Eppendorf Hamburg Germany
6. Department of General Pediatrics, Neonatology, and Pediatric Cardiology, University Children's Hospital Heinrich Heine University Düsseldorf Düsseldorf Germany
7. Institute of Child Nutrition, Max‐Rubner‐Institut Karlsruhe Germany
8. Praxis für Kinder‐ und Jugendmedizin, Endokrinologie und Stoffwechsel Augsburg Germany
9. Department of Women and Child Health, Hospital for Children and Adolescents, Center for Pediatric Research Leipzig (CPL), University Hospitals University of Leipzig Leipzig Germany
10. Villa Metabolica, Center for Pediatric and Adolescent Medicine Mainz University Medical Center Mainz Germany
11. Department of Child Neurology Children's Hospital Oldenburg Oldenburg Germany
12. Children's Hospital Reutlingen, Klinikum am Steinenberg Reutlingen Germany
13. Department of Pediatric and Adolescent Medicine University of Ulm Ulm Germany
14. Center for Inborn Metabolic Disorders, Department of Neuropediatrics Jena University Hospital Jena Germany
15. Charité–Universitätsmedizin Berlin, Corporate Member of Freie Universität Berlin and Humboldt‐Universität zu Berlin, Department of Pediatric Gastroenterology, Nephrology and Metabolic Diseases, Center of Chronically Sick Children Berlin Germany
16. Dr. von Hauner Children's Hospital, Ludwig‐Maximilians‐University Munich Germany