1. Department of Paediatric Neurology and Rehabilitation, Epilepsy Center for Children and Adults, Schön Clinic Vogtareuth, Vogtareuth, Germany
2. Neuropaediatric Outpatient Center, Children's Hospital Auf Der Bult, Hannover, Germany
3. Department of Anaesthesia, Children's Intensive Care and Emergency Medicine, Children's Hospital Auf Der Bult, Hannover, Germany
4. Neuropaediatric Outpatient Clinic, Kinderzentrum St. Martin, Regensburg, Germany
5. Neurosurgery Department, University Hospital Regensburg, Regensburg, Germany
6. Neuropaediatric Outpatient Clinic, Sana Hospital, Berlin-Lichtenberg, Germany
7. Department of Neurosurgery, Schön Clinic Vogtareuth, Vogtareuth, Germany
8. Department of Children's Surgery, Children's Hospital Auf Der Bult, Hannover, Germany
9. Department of Neurosurgery, Munich University, Munich, Germany
10. Children's Hospital, St. Vinzenz Hospital, Zams, Austria
11. Department of Paediatric Neurology and Developmental Medicine, Dr. von Hauners Children's Hospital, University of Munich, Munich, Germany
12. Gait Laboratory, Motion Analysis and Therapy, Havixbeck, Germany
13. Department of Paediatric Neurology, Kassel Hospital, Kassel, Germany
14. Department of Neurosurgery, Kassel Hospital, Kassel, Germany
15. KBO Children's Centre, Munich, Germany