1. Department of Neurology, Pavol Jozef Šafárik University, Košice, Slovak Republic
2. II Department of Internal Medicine, Pavol Jozef Šafárik University, Košice, Slovak Republic
3. Department of Neurology, Faculty Hospital, Trenčín, Slovak Republic
4. Department of Neurology, J. A. Reiman Faculty Hospital, Prešov, Slovak Republic
5. Department of Neurology, F. D. Roosevelt Faculty Hospital, Banská Bystrica, Slovak Republic
6. Department of Neurology, L. Pasteur University Hospital, Košice, Slovak Republic
7. Department of Neurology, AGEL Hospital, Levoča, Slovak Republic
8. Department of Neurology, University Hospital, Bratislava Ružinov, Slovak Republic
9. Department of Neurology, St. Michal University Hospital, Bratislava, Slovak Republic
10. Department of Neurology, University Hospital, Martin, Slovak Republic
11. Department of Neurology, L. Dérer University Hospital Bratislava, Slovak Republic
12. Department of Neurology, Faculty Hospital, Nitra, Slovak Republic
13. Department of Neurology, Faculty Hospital, Trnava, Slovak Republic
14. Department of Neurology, University Hospital, Bratislava, Slovak Republic
15. Department of Social and Behavioral Medicine, Pavol Jozef Šafárik University, Košice, Slovak Republic
16. Department of Neurology, Hospital Poprad, Poprad, Slovak Republic