title: Prolapse of gastric mucosa into the duodenum: unusual cause of malaena. A report of a case.
mesh_terms: D004386:Duodenum; D005260:Female; D005753:Gastric Mucosa / Q000150:complications* / Q000209:etiology; D005773:Gastroscopy; D006801:Humans; D008551:Melena / Q000209:etiology*; D008875:Middle Aged