Efficacy and Safety of Alemtuzumab in Treatment-Naive Patients With Relapsing-Remitting Multiple Sclerosis: Four-Year Follow-Up of the Care-Ms I Study

X. Montalban, J. S. Inshasi, A. J. Coles, H. P. Hartung, E. Havrdova, K. W. Selmaj, D. H. Margolin, J. Palmer, P. Oyuela, USA