title: Study finds possible link between periodontal disease and rheumatoid arthritis.
mesh_terms: D018501:Antirheumatic Agents / Q000627:therapeutic use; D001172:Arthritis, Rheumatoid / Q000150:complications* / Q000517:prevention & control; D006801:Humans; D010510:Periodontal Diseases / Q000150:complications* / Q000628:therapy; D012307:Risk Factors; D014409:Tumor Necrosis Factor-alpha / Q000037:antagonists & inhibitors
chemical_list: D018501:Antirheumatic Agents; D014409:Tumor Necrosis Factor-alpha