5Schellekens GA,de Jong BA, van den Hoogen FH, et al. Citrulline is an essential constituent of antigenic determinants recognized by rheuatoid arthritis - specific autoantibodies[ J ]. J Clin Invest, 1998,101 (1) :273 - 281.
6Moore TL, Dorner RW, Sheridan PW, et al. Longitudinal study of the presence of hidden 19S IgM rheumatoid factor in juvenile rheumtoid arthritis[J ]. J Rheumatol, 1982, 9(4): 599 - 602.
7Schellekens GA, Visser H, de Jong BA, et al. The diagnostic properties of rheumatoid arthritis antibodies recognizing a cyclic citrullinated peptide[J ]. Arthritis Rheumatism, 2000,43 ( 1 ): 155 - 163.
8Schwarz EM,Heilig B,Bauer H,et al.Evaluation of serum ferritin as a marker for adult Still's disease activity[J].Ann Rheum Dis,1992,51(5):683-685.