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1 Harel-Meir, M, "Tobacco smoking and autoimmune rheumatic diseases" 3 : 705-715, 2007
2 Gregersen, P.K, "The shared epitope hypothesis. an approach to understanding the molecular genetics of susceptibility to rheumatoid arthritis" 30 : 1205-1213, 1987
3 Delmage, J.M, "The selective suppression of immunogenicity by hyaluronic acid" 16 : 303-310, 1986
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5 Masdottir, B, "Smoking, rheumatoid factor isotypes and severity of rheumatoid arthritis" 39 : 1202-1205, 2000
6 Costenbader, K.H, "Smoking intensity, duration, and cessation, and the risk of rheumatoid arthritis in women" 119 : 503.e1-503.e9, 2006
7 Klareskog, L, "Smoking as a trigger for inflammatory rheumatic diseases" 19 : 49-54, 2007
8 Ahn Chul, "Sample Size and Power Estimation in Case-ControlGenetic Association Studies" 한국유전체학회 4 (4): 51-56, 2006
9 SAS institute Inc, "SAS OnlineDoc, Version 8. Cary" SAS Institute Inc 1999
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