Interferon beta 1b following natalizumab discontinuation: one year, randomized, prospective, pilot trial. Gobbi C, Meier DS, Cotton F, Sintzel M, Leppert D, Guttmann CRG, Zecca C BMC Neurol. 2013; 13:101. Epub 2013 Aug 02. PMID: 23915113. Abstract CommentRecommendBookmarkWatch