Multi-centre double-blind cross-over trial comparing naproxen and aspirin in rheumatoid arthritis.
D000284:Administration, Oral; D001172:Arthritis, Rheumatoid / Q000188:drug therapy*; D001241:Aspirin / Q000008:administration & dosage / Q000009:adverse effects / Q000627:therapeutic use*; D002986:Clinical Trials as Topic; D004341:Drug Evaluation; D006801:Humans; D008738:Methyl Ethers / Q000008:administration & dosage / Q000009:adverse effects / Q000627:therapeutic use; D009281:Naphthalenes / Q000008:administration & dosage / Q000009:adverse effects / Q000627:therapeutic use; D011422:Propionates / Q000008:administration & dosage / Q000009:adverse effects / Q000627:therapeutic use*; D013810:Therapeutic Equivalency
D008738:Methyl Ethers; D009281:Naphthalenes; D011422:Propionates; D001241:Aspirin