1 Department of Medicine (DMED), Clinical Neurology, University of Udine, Udine, Italy.
2 Department of Medicine (DMED), Clinical Neurology, University of Udine, Udine, Italy. alberto.vogrig@uniud.it.
3 Clinical Neurology, Department of Head-Neck and Neuroscience, Azienda Sanitaria Universitaria Friuli Centrale (ASU FC), Piazzale Santa Maria della Misericordia, 15, 33010, Udine, Italy. alberto.vogrig@uniud.it.
4 Clinical Neurology, Department of Head-Neck and Neuroscience, Azienda Sanitaria Universitaria Friuli Centrale (ASU FC), Piazzale Santa Maria della Misericordia, 15, 33010, Udine, Italy.