title: Extraarticular rheumatoid arthritis and drug-induced syndromes: understanding the role of tumor necrosis factor inhibitors.
authors.forename: George A W
authors.initials: GA
authors.lastname: Bruyn
mesh_terms: D000911:Antibodies, Monoclonal / Q000009:adverse effects*; D018501:Antirheumatic Agents / Q000009:adverse effects*; D001172:Arthritis, Rheumatoid / Q000188:drug therapy* / Q000276:immunology; D006801:Humans; D000069285:Infliximab; D007555:Isoxazoles / Q000009:adverse effects*; D000077339:Leflunomide; D014409:Tumor Necrosis Factor-alpha / Q000037:antagonists & inhibitors; D014657:Vasculitis / Q000139:chemically induced*
chemical_list: D000911:Antibodies, Monoclonal; D018501:Antirheumatic Agents; D007555:Isoxazoles; D014409:Tumor Necrosis Factor-alpha; D000069285:Infliximab; D000077339:Leflunomide