title: Anti-tumor necrosis factor alpha therapy and the risk of lymphoma in rheumatoid arthritis: no clear answer.
authors.forename: Deborah P M
authors.initials: DP
authors.lastname: Symmons
authors.forename: Alan J
authors.initials: AJ
authors.lastname: Silman
mesh_terms: D018501:Antirheumatic Agents / Q000009:adverse effects*; D001172:Arthritis, Rheumatoid / Q000188:drug therapy* / Q000453:epidemiology*; D006801:Humans; D008223:Lymphoma / Q000453:epidemiology* / Q000209:etiology; D012307:Risk Factors; D014409:Tumor Necrosis Factor-alpha / Q000037:antagonists & inhibitors*
chemical_list: D018501:Antirheumatic Agents; D014409:Tumor Necrosis Factor-alpha