1. August Pi i Sunyer Biomedical Research Institute (IDIBAPS), Neurology Service, Hospital Clinic, University of Barcelona; Barcelona Spain
2. Department of Pediatric Neurology; Materno-Infantil Vall d'Hebron Hospital, Autonomous University of Barcelona; Barcelona Spain
3. Department of Neurology; University Medical Center Hamburg-Eppendorf; Hamburg Germany
4. Pediatric Neurology Unit, Pediatrics Department; Asturias Central University Hospital; Oviedo Spain
5. Pediatric Neurology Section; Donostia University Hospital; San Sebastian Spain
6. Pediatric Neurology Service; Albany Medical Center; Albany NY
7. Pediatric Clinical Neurophysiology Service; Materno-Infantil Vall d'Hebron Hospital, Autonomous University of Barcelona; Barcelona Spain
8. Department of Neurology; Stanford University; Stanford CA
9. Department of Neurology; Erasmus Medical Center; Rotterdam the Netherlands
10. Institute of Neurology, Medical University of Vienna; Vienna Austria
11. California Department of Public Health; Center for Infectious Diseases; Richmond CA
12. Department of Neurology; University of Pennsylvania; Philadelphia PA
13. Catalan Institution for Research and Advanced Studies (ICREA); Barcelona Spain