1 Department of Neuroscience, Biomedicine and Movement, University of Verona, Verona, Italy.
2 Department of Neurology, Franz Tappeiner Hospital, Merano, Italy.
3 Department of Neurology, Christian-Doppler-Klinik, Paracelsus Medical University of Salzburg, Salzburg, Austria.
4 Center for Cognitive Neuroscience, Salzburg, Austria.
5 Department of Public Health and Health Technology Assessment, UMIT - University for Health Sciences, Medical Informatics and Technology, Hall in Tirol, Austria.