[1] Natl Univ Sci & Technol Politehn Bucharest, AI MAS Lab, Bucharest 060042, Romania
[2] Natl Tech Univ Athens, Inst Commun & Comp Syst, Athens 10682, Greece
[3] Univ Emergency Hosp Bucharest, Dept Neurol, Bucharest 050098, Romania
[4] Univ Med & Pharm Carol Davila, Fac Med, Dept Neurol, Bucharest 050474, Romania
[5] Italian Multiple Sclerosis Fdn, Sci Res Area, I-16149 Genoa, Italy
[6] Natl & Kapodistrian Univ Athens, Eginit Hosp, Dept Neurol 1, Athens 11528, Greece