title: Intraperitoneal hemorrhage following upper gastrointestinal endoscopy.
mesh_terms: D001158:Arteries / Q000293:injuries; D004384:Duodenoscopy / Q000009:adverse effects*; D006465:Hemoperitoneum / Q000209:etiology*; D006801:Humans; D008297:Male; D008875:Middle Aged; D009852:Omentum / Q000098:blood supply