Effect of monthly intravenous cyclophosphamide in rapidly deteriorating multiple sclerosis patients resistant to conventional therapy. Khan OA, Zvartau-Hind M, Caon C, Din MU, Cochran M, Lisak D, Tselis AC, Kamholz JA, Garbern JY, Lisak RP Mult Scler. 2001 Jun; 7(3):185-8. PMID: 11475443. Abstract CommentRecommendBookmarkWatch