1. Department of Pediatric Neurology, Saarland University Medical Center, Homburg, Germany
2. Department of Pediatrics and Neonatology, Saarland University Medical Center, Homburg, Germany
3. Department of Pediatrics and Neonatology, Medical University Vienna, Vienna, Austria
4. Department of Pediatric Cardiology, Saarland University Medical Center, Homburg, Germany
5. Department of Pediatric Neurology, Vall d'Hebron University Hospital, Barcelona, Spain
6. Pediatric Neurology Research Group, Vall d'Hebron Research Institute, Barcelona, Spain