References
- Lipsky PE, van der Heijde DM, St Clair EW, Furst DE, Breedveld FC, Kalden JR, et al. Infl iximab and methotrexate in the treatment of rheumatoid arthritis. N Engl J Med 2000;343:1594–602.
- Genovese MC, Bathon JM, Martin RW, Fleischmann RM, Tesser JR, Schiff MH. Etanercept versus methotrexate in patients with early rheumatoid arthritis. Arthritis Rheum 2002;46:1443–50.
- van der Heijde DM, van't Hof M, van Riel PL, Theunisse LAM, Lubberts EW, van Leeuwen MA, et al. Judging disease activity in clinical practice in rheumatoid arthritis: fi rst step in the development of disease activity score. Ann Rheum Dis 1990;49:916–20.
- Prevoo MLL, van't Hof MA, Kuper HH, van Leeuwen MA, van de Puute LBA, van Riel PL. Modifi ed disease activity scores that include 28 joint counts. Arthritis Rheum 1995;38: 44–8.
- Smolen JS, Breedveld FC, Schiff MH, Kalden JR, Emery P, Eberl G, et al. A simplifi ed disease activity index for rheumatoid arthritis for use in clinical practice. Rheumatology (Oxford) 2003;42: 244–57.
- Aletaha D, Nell VP, Stamm T, Uffmann M, Pfl ugbeli S, Machold K, et al. Acute phase reactants add little to composite disease activity indices for rheumatoid arthritis: validation of a clinical activity score. Arthritis Res Ther 2005;7:796–806.
- Momohara S, Yamanaka H, Holledge MM, Mizumura T, Ikari K, Okada N, et al. Cartilage oligomeric matrix protein in serum and synovial fl uid of rheumatoid arthritis: potential use as a marker for joint cartilage damage. Mod Rheumatol 2004;14:356–60.
- Ribbens C, Andre B, Jaspar JM, Kaye O, Kaiser MJ, De Groote D, et al. Matrix metalloproteinase-3 serum levels are correlated with disease activity and predict clinical response in rheumatoid arthritis. J Rheumatol 2000;27: 888–93.
- Matsuda Y, Singh G, Yamanaka H, Tanaka E, Urano W, Taniguchi A, et al. Validation of a Japanese version of the Stanford health assessment questionnaire in 3763 patients with rheumatoid arthritis. Arthritis Rheum 2003;49(6):784–8.
- Yamanaka H, Matsuda Y, Tanaka M, Sendo W, Nakajima H, Taniguchi A, et al. Serum matrix metalloproteinase 3 as a predictor of the degree of joint destruction during the six months after measurement, in patients with early rheumatoid arthritis. Arthritis Rheum 2000;43:852–8.
- Green MJ, Gough AK, Devlin J, Smith J, Astin P, Taylor D. Serum MMP-3 and MMP-1 and progression of joint damage in early rheumatoid arthritis. Rheumatology (Oxford) 2003;42(1):83–8.
- Peake NJ, Khawaja K, Myers A, Jones D, Cawston TE, Rowan AD, et al. Levels of matrix metalloproteinase (MMP)-1 in paired sera and synovial fl uids of juvenile idiopathic arthritis patients: relationship to infl ammatory activity, MMP-3 and tissue inhibitor of metalloproteinases-1 in a longitudinal study. Rheumatology (Oxford) 2005;44:1383–9.
- Drossaers-Bakker KW, Zwinderman AH, Vlieland TP, Van Zeben D, Vos K, Breedveld FC, et al. Long-term outcome in rheumatoid arthritis: a simple algorithm of baseline parameters can predict radiographic damage, disability, and disease course at 12-year followup. Arthritis Rheum 2002;47: 383–90.
- Helen T. Dennis AC. Rheumatoid factor. In: Kelley WN, Harris ED Jr, Ruddy S, Sledge CB, editors. Textbooks of rheumatology. 6th ed. Philadelphia: WB Saunders; 2001. p. 151–60.