Randomized controlled trial of interferon-beta-1a in secondary progressive MS - Clinical results (NEUROLOGY, 2001)

(untitled) - King, J; McLeod, J; Gonsette, R; Duquette, P; Ebers, G; Rice, G; Francis, G; Lapierre, Y; Freedman, MS; Oger, J; Paty, D; Sorensen, P; et al.