Affiliation: | 1. Neurology Unit, Department of Medical, Surgical and Experimental Sciences, University of Sassari, Sassari, Italy;2. Neurology Unit, Department of Neuroscience, Biomedicine and Movement Sciences, University of Verona, Verona, Italy;3. Department of Clinical Neurological Sciences, Western University, London, Ontario, Canada;4. Department of Neurology, Mayo Clinic, Rochester, Minnesota, USA;5. Department of Neurology, Mayo Clinic, Jacksonville, Florida, USA |