1. Department of Speech and Language Therapy, University of Ioannina, Ioannina, Greece
2. Brain and Neurorehabilitation Lab, Department of Rehabilitation Sciences, Cyprus University of Technology, Limassol, Cyprus
3. Cognitive Neuroscience Laboratory, Department of Psychology, Aristotle University of Thessaloniki, Greece
4. Faculty of Medicine, Department of Neurology, University Hospital of Ioannina, Ioannina, Greece