SUSTAINED COGNITIVE DECLINE IN MULTIPLE SCLEROSIS: INVESTIGATING THE ROLE OF WHITE MATTER LESION LOAD USING AN AI-DRIVEN BRAIN IMAGING APPROACH. - Tota, Vito; Mehuys, Astrid; Vansnick, Tanguy; Amel, Otmane; Chahbar, Fatma; Mahmoudi, Lamia; Mahmoudi, Sidi Ahmed; Briganti, Giovanni; Ris, Laurence; Mahmoudi, Said (2025)