1. Department of Neurology, Albert Szent-Gyögyi Medical and Pharmaceutical Centre, University of Szeged, Hungary
2. Department of Neurology, University of Debrecen, Hungary
3. Department of Neurology, Szent Imre Hospital, Budapest, Hungary
4. Department of Neurology, Aviation Hospital, Kecskemét, Hungary
5. Department of Neurology, Jahn Ferenc Hospital of South-Pest, Budapest, Hungary
6. Department of Neurology, University of Pécs, Hungary
7. Neurology Research Group of the Hungarian Academy of Sciences and University of Szeged, Hungary