1 From the Department of Neurology, Faculty of Medical Sciences, University of Kragujevac, Serbia. Address correspondence and reprint request to: Dr. Snezana Lazarevic, Department of Neurology, Faculty of Medical Sciences, University of Kragujevac, Serbia. E-mail: simovicsnezana2@gmail.com Orcid ID: https://orcid.org/0000-0002-2052-4800.