1. Department of Paediatric Neurology and Developmental Medicine, Dr. von Hauner Children's Hospital, Ludwig-Maximilians-University, Munich, Germany
2. These authors have contributed equally to this work.
3. Department of Neuropaediatrics and Muscular Disorders, University Medical Center, Freiburg, Germany
4. Gottfried von Preyer'sches Kinderspital, Vienna, Austria
5. Department of Neuropaediatrics, DRK-Children Hospital Siegen, Germany
6. KBO Kinderzentrum, Technische Universität München, Munich, Germany
7. Department of Neuropsychology and Behavioral Neurology, Neurocenter of Southern Switzerland, University Clinic of Neurology, Kantonsspital Basel, Basel, Switzerland
8. Faculty of Psychology, University of Basel, Basel, Switzerland