1. Department of Neurology; Christian-Albrechts-University Kiel; Germany
2. Neuroimmunology section, Institute of Clinical Chemistry; University Hospital Schleswig-Holstein Kiel/Lübeck; Germany
3. Department of Neurology; Charité Universitätsmedizin Berlin, Berlin, Germany and German Center for Neurodegenerative Diseases (DZNE) Berlin; Berlin Germany
4. Department of Neurology; University Hospital Münster; Germany
5. Department of Clinical Neuroimmunology; University of Munich; Germany
6. Department of Neurology; Charles University; Prague Czech Republic
7. Department of Neurology; Ulm University; Germany
8. Institute of Neuroimmunology and Multiple Sclerosis (INIMS); University Medical Center Hamburg-Eppendorf; Germany
9. Department of Neurology; University Hospital Hannover; Germany
10. Department of Neurology; Medical Faculty, Heinrich Heine University Düsseldorf; Germany
11. Department of Neurology; Klinikum Osnabrück; Germany
12. Epilepsy Centre Bethel, Krankenhaus Mara; Bielefeld Germany
13. Department of Neurology; Martha-Maria Hospital Halle; Germany
14. Department of Neurology; Neuroimmunological Section, University Hospital Rostock; Germany
15. Department of Neurology; Klinikum St. Georg; Wermsdorf Germany
16. Department of Neurology; Carl-Thiem-Klinikum Cottbus; Germany
17. Department of Pediatric Neurology; Vestische Kinder- und Jugendklinik Datteln, University Witten/Herdecke; Germany
18. Department of Neurology; University of Leipzig; Germany
19. Department of Neurology; Asklepios Fachklinikum Teupitz; Germany
20. Institute of Epidemiology, Department of Neurology; Neuroimmunological Section, Christian-Albrechts-University Kiel; Germany
21. Institute of Clinical Molecular Biology; Christian-Albrechts-University of Kiel; Germany
22. Department of Neurology; University of Lübeck; Lübeck Germany