EEG markers of cognitive impairment in MS: Event-Related Potentials to the Symbol Digit Modalities Test
 
EEG markers of cognitive impairment in MS: Event-Related Potentials to the Symbol Digit Modalities Test 
 
Marta Tacchini, Giulia Gamberini, , Jeroen Van Schependom, , Giancarlo Comi, Letizia Leocani