1. Department of Neurology P.J. Safarik University Kosice Slovak Republic
2. Department of Neurology University Hospital of L. Pasteur Kosice Slovak Republic
3. Department of Neuromuscular Diseases UCL Queen Square Institute of Neurology London UK
4. Department of Neurology and Centre of Clinical Neuroscience, First Faculty of Medicine Charles University and General University Hospital in Prague Prague Czech Republic
5. Department of Neurology Comenius University and University Hospital Martin Martin Slovak Republic
6. Department of Neurology University of Szeged Szeged Hungary
7. Department of Neurology and HUN‐REN–PTE Clinical Neuroscience MR Research Group University of Pecs, Medical School Pécs Hungary
8. Department of Clinical Neurosciences, Scientific Park MEDIPARK P. J. Safarik University Kosice Slovak Republic
9. Department of Neurology Zvolen Hospital Zvolen Slovak Republic
10. Department of Neurology Silesian Centre of Neurology Katowice Katowice Poland
11. Second Department of Neurology, Comenius University in Bratislava Faculty of Medicine University Hospital Bratislava Bratislava Slovak Republic
12. Department of Neurology Semmelweis University Budapest Hungary
13. Institute of Normal and Pathological Physiology, Centre of Experimental Medicine Slovak Academy of Sciences Bratislava Slovak Republic
14. Department of Neurology, Second Faculty of Medicine Charles University and Motol University Hospital Prague Czech Republic