[1] Univ Genoa, Dept Neurosci Ophthalmol & Genet, Genoa, Italy
[2] Univ Pavia, Neurol Inst C Mondino, Lab Neuroimmunol IRCCS, I-27100 Pavia, Italy
[3] Osped S Andrea, Dept Neurol, La Spezia, Italy
[4] Osped S Andrea, Dept Hematol & Oncol, La Spezia, Italy
[5] Univ Genoa, Dept Internal Med & Med Special, Genoa, Italy