OBJECTIVE : A randomised , double-blind study to compare the gastrointestinal ( GI ) tolerability , safety and efficacy of etoricoxib and diclofenac in patients with rheumatoid arthritis ( RA ) .
O O O O O O O O O O O O O O O O O O O O B-ChemicalEntity O B-ChemicalEntity O B-OrganismTaxon O B-DiseaseOrPhenotypicFeature I-DiseaseOrPhenotypicFeature O B-DiseaseOrPhenotypicFeature O O