title: Double-blind study comparing clopirac with a placebo in rheumatoid arthritis.
mesh_terms: D001172:Arthritis, Rheumatoid / Q000188:drug therapy*; D002986:Clinical Trials as Topic; D006801:Humans; D010919:Placebos; D011758:Pyrroles / Q000627:therapeutic use*
chemical_list: D010919:Placebos; D011758:Pyrroles