1. Department of Neurology; P. J. Safarik University; Kosice Slovak Republic
2. Department of Neurology; University Hospital L. Pasteur; Kosice Slovak Republic
3. Centre of Experimental, Translational and Clinical Medicine; Technology and Innovation Park, P.J. Safarik University; Kosice Slovakia
4. Institute of Neurology; Medical University of Vienna; Vienna Austria
5. Neurological Tissue Bank of the Hospital Clinic-IDIBAPS (Institut d'Investigacions Biomediques August Pi i Sunyer) Biobank; Barcelona Spain
6. Department of Histology and Embryology; P. J. Safarik University; Kosice Slovak Republic
7. 1st Department of Internal Medicine; P. J. Safarik University; Kosice Slovak Republic
8. Gastroenterology Clinic Trebuna s.r.o.; Kosice Slovak Republic