1. Medical University Vienna, Neurology, Vienna, Austria
2. Medical University Göttingen, Pediatric Neurology, Göttingen, Germany
3. Medical University of Innsbruck, Neurology, Innsbruck, Austria
4. Vestische Kinderklinik Datteln, Pediatric Neurology, Datteln, Germany
5. Olgahospital – Pediatrics, Kriegsbergstraße, Stuttgart 70174, Germany