Safety and tolerability of cyclophosphamide 'pulses' in multiple sclerosis: a prospective study in a clinical cohort. Portaccio E, Zipoli V, Siracusa G, Piacentini S, Sorbi S, Amato MP Mult Scler. 2003 Oct; 9(5):446-50. PMID: 14582767. Abstract CommentRecommendBookmarkWatch