title: Are cases of rheumatoid arthritis in smokers and lifelong nonsmokers representative of different rheumatoid disease processes? Comment on the article by Harrison et al.
authors.forename: D
authors.initials: D
authors.lastname: Hutchinson
mesh_terms: D001172:Arthritis, Rheumatoid / Q000209:etiology*; D006801:Humans; D012907:Smoking / Q000009:adverse effects*