1. Department of Neurology, Jagiellonian University Medical College, Krakow, Poland
2. University Hospital in Krakow, Poland
3. Department of Pharmacology, Jagiellonian University Medical College, Krakow, Poland
4. John Paul II Hospital, Krakow, Poland
5. Department of Otorhinolaryngology, Jagiellonian University Medical College, Krakow, Poland
6. Department of Radiology, Jagiellonian University Medical College, Krakow, Poland
7. Faculty of Health Sciences, Department of Electroradiology, Institute of Physiotherapy, Jagiellonian University Medical College, Krakow, Poland
8. Jagiellonian University Medical College, Krakow, Poland