The Journal of Rheumatology · 2012 · 21 citations · 27 references
Presence of ACPA-2, but not its titer, at baseline is a predictor of radiographic progression or disease activity, where radiographic progression is minimal in ACPA-2-negative patients.
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How to read radiographs according to the Sharp/van der Heijde method.
D. van der Heijde · PubMed · 1999 · 1.2K citations