title: Bleeding from peptic ulcers and use of non-steroidal anti-inflammatory drugs.
mesh_terms: D006801:Humans; D007660:Ketoprofen / Q000009:adverse effects*; D010438:Peptic Ulcer Hemorrhage / Q000139:chemically induced*; D010666:Phenylpropionates / Q000009:adverse effects*; D012189:Retrospective Studies
chemical_list: D010666:Phenylpropionates; D007660:Ketoprofen