Figure 5.

Baseline mean fluorescence intensity (MFI) values for IgM autoantibodies directed against the SSA/SSB antigen. No patients with initial IgM-SSA/SSB values less than 20 MFI showed progression of disease features during the follow-up period.

Olsen et al. Arthritis Research & Therapy 2012 14:R174   doi:10.1186/ar3927
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