title: Fibrosarcoma, an unusual complication of ulcerative colitis; report of a case.
authors.forename: A
authors.initials: A
authors.lastname: BASSLER
authors.forename: A G
authors.initials: AG
authors.lastname: PETERS
mesh_terms: D003093:Colitis, Ulcerative; D005354:Fibrosarcoma; D006801:Humans; D009369:Neoplasms; D012509:Sarcoma
keywords: COLITIS/ulcerative; SARCOMA/fibrosarcoma