1 Neurology Unit, University Hospital "Tor Vergata", Rome, Italy; Department of Systems Medicine, University of Rome Tor Vergata, Rome, Italy. Electronic address: dott.claudioliguori@yahoo.it.
2 Neurology Unit, University Hospital "Tor Vergata", Rome, Italy.
3 Department of Systems Medicine, University of Rome Tor Vergata, Rome, Italy; Infectious Diseases Clinic, University Hospital "Tor Vergata", Rome, Italy.
4 Infectious Diseases Clinic, University Hospital "Tor Vergata", Rome, Italy.
5 Division of Respiratory Medicine, University Hospital "Tor Vergata", Rome, Italy.
6 Occupational Medicine Department, University of Rome "Tor Vergata", Rome, Italy.
7 Division of Respiratory Medicine, University Hospital "Tor Vergata", Rome, Italy; Department of Experimental Medicine, University of Rome "Tor Vergata", Rome, Italy.
8 Neurology Unit, University Hospital "Tor Vergata", Rome, Italy; Department of Systems Medicine, University of Rome Tor Vergata, Rome, Italy.