RT Journal Article SR Electronic T1 Behçet’s syndrome, Crohn’s disease and toxic megacolon JF Cleveland Clinic Journal of Medicine JO Cleve Clin J Med FD Cleveland Clinic SP 49 OP 55 VO 39 IS 1 A1 Mir-Madjlessi, Seid Hossein A1 Farmer, Richard G. YR 1972 UL http://www.ccjm.org/content/39/1/49.abstract AB