EULAR report on the use of ultrasonography in painful knee osteoarthritis. Part 1: prevalence of inflammation in osteoarthritis.
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Ann Rheum Dis. 2005 Dec;64(12):1703-9. doi: 10.1136/ard.2005.037994. Epub 2005 May 5.
Ann Rheum Dis. 2005.
PMID: 15878903
Free PMC article.