%0 Journal Article
%T Switching and Escalating Therapy in Long-Lasting Multiple Sclerosis: Not Always Necessary
%A Ana Teresa Carvalho
%A Maria Jos&#xe9
%A S&#xe1
%J ISRN Neurology
%D 2012
%I Hindawi Publishing Corporation
%R 10.5402/2012/451457
%U http://dx.doi.org/10.5402/2012/451457