Bimonthly Evolution of Cortical Atrophy in Early Relapsing-Remitting Multiple Sclerosis over 2 Years: A Longitudinal Study. Zivadinov R, Tekwe C, Bergsland N, Dolezal O, Havrdova E, Krasensky J, Dwyer MG, Seidl Z, Ramasamy DP, Vaneckova M, et al. Mult Scler Int. 2013; 2013:231345. Epub 2013 Jan 10. PMID: 23365753. Abstract CommentRecommendBookmarkWatch