JC virus urinary excretion and seroprevalence in natalizumab-treated multiple sclerosis patients. Delbue S, Elia F, Carloni C, Pecchenini V, Franciotta D, Gastaldi M, Colombo E, Signorini L, Carluccio S, Bellizzi A, et al. J Neurovirol. 2014 Jul 23. Epub 2014 Jul 23. PMID: 25052191. Abstract CommentRecommendBookmarkWatch