Effects of the cyclooxygenase-2 specific inhibitor valdecoxib versus nonsteroidal antiinflammatory agents and placebo on cardiovascular thrombotic events in patients with arthritis .
O O O B-GeneOrGeneProduct O O B-ChemicalEntity O B-ChemicalEntity I-ChemicalEntity I-ChemicalEntity O O O O B-DiseaseOrPhenotypicFeature O O B-OrganismTaxon O B-DiseaseOrPhenotypicFeature O