Therapeutic considerations for disease progression in multiple sclerosis: evidence, experience, and future expectations.

Frohman, Em; Stuve, O; Havrdova, E; Corboy, J; Achiron, A; Zivadinov, R; Sorensen, Ps; Phillips, Jt; Weinshenker, B; Hawker, K; Hartung, Hp; Steinman, L; Zamvil, S; Cree, Bac; Hauser, S; Weiner, H; Racke, Mk; Filippi, Massimo