title: Rupture of a submucosal artery of the small intestine--two case reports.
mesh_terms: D000328:Adult; D006471:Gastrointestinal Hemorrhage / Q000209:etiology*; D006801:Humans; D007580:Jejunal Neoplasms / Q000150:complications*; D007583:Jejunum / Q000098:blood supply*; D008297:Male; D008875:Middle Aged; D012007:Rectum; D012422:Rupture, Spontaneous