Intravenous mitoxantrone and cyclophosphamide as second-line therapy in multiple sclerosis: an open-label comparative study of efficacy and safety. Zipoli V, Portaccio E, Hakiki B, Siracusa G, Sorbi S, Amato M P J Neurol Sci. 2008 Mar 15; 266(1-2):25-30. Epub 2007 Sep 17. PMID: 17870094. Abstract CommentRecommendBookmarkWatch