title: Prostaglandin and aspirin.
mesh_terms: D001241:Aspirin / Q000009:adverse effects*; D015232:Dinoprostone; D006471:Gastrointestinal Hemorrhage / Q000139:chemically induced / Q000517:prevention & control*; D006801:Humans; D011458:Prostaglandins E / Q000627:therapeutic use*; D013223:Statistics as Topic
chemical_list: D011458:Prostaglandins E; D015232:Dinoprostone; D001241:Aspirin