title: Peritonitis following malignant obstruction of sigmoid and free perforation; report of three cases.
authors.forename: B M
authors.initials: BM
authors.lastname: BLACK
authors.forename: J A
authors.initials: JA
authors.lastname: EVERT
mesh_terms: D012809:Colon, Sigmoid; D006801:Humans; D010538:Peritonitis / Q000209:etiology*; D012811:Sigmoid Neoplasms
keywords: PERITONITIS/etiology and pathogenesis; SIGMOID/cancer