1. Department of Neuropediatrics University Children's Hospital Zurich and University of Zurich Zurich Switzerland
2. Member of ERN EpiCare, Department of Pediatric Neurosurgery Hospital Fondation Adolphe de Rothschild Paris France
3. Member of ERN EpiCare, Department of Child Neurology, UMC Utrecht Brain Center University Medical Center Utrecht, and Utrecht University Utrecht The Netherlands
4. Department of Neurology, Great Ormond Street Hospital for Children NHS Foundation Trust Great Ormond Street & UCL NIHR BRC Great Ormond Street Institute of Child Health London UK
5. Department of Neurosurgery, Medical Center University of Freiburg Freiburg Germany
6. Department of Neurosurgery Great Ormond Street Hospital for Children NHS Foundation Trust London UK