Arthritis Research & Therapy

official impact factor 4.36

Open Access Highly Access Research article

Levels of anti-citrullinated protein antibodies and IgM rheumatoid factor are not associated with outcome in early arthritis patients: a cohort study

Jennie Ursum, Wouter H Bos, Nancy van Dillen, Ben AC Dijkmans and Dirkjan van Schaardenburg*

Arthritis Research & Therapy 2010, 12:R8 doi:10.1186/ar2907

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