The current role of MRI in differentiating multiple sclerosis from its imaging mimics por Geraldes, R, Ciccarelli, O, Barkhof, F, De Stefano, N, Enzinger, C, Filippi, M, Hofer, M, Paul, F, Preziosa, P, Rovira, A, De Luca, G, Kappos, L, Yousry, T, Fazekas, F, Frederiksen, J, Gasperini, C, Sastre-Garriga, J, Evangelou, N, Palace, J