1. Cigarette smoking and rheumatoid arthritis;Albano;Semin Arthritis Rheum,2001
2. Does smoking stimulate rheumatoid factor production in non-rheumatic individuals?;Jonsson;Apmis,1998
3. Smoking, lung function, and rheumatoid factors;Tuomi;Ann Rheum Dis,1990
4. Rheumatoid factors antedating clinical rheumatoid arthritis;Aho;J Rheumatol,1991
5. Smoking and risk of rheumatoid arthritis;Heliovaara;J Rheumatol,1993