1. Department of Physiology, Faculty of Medicine, School of Health Sciences, University of Ioannina, 45110 Ioannina, Greece
2. PD Neurotechnology Ltd., 45500 Ioannina, Greece
3. Department of Neurology, University Hospital of Ioannina, 45110 Ioannina, Greece
4. Unit of Medical Technology and Intelligent Information Systems, University of Ioannina, 45110 Ioannina, Greece