PubMed:12379519 / 149-324 JSONTXT

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    PubMed_Structured_Abstracts

    {"project":"PubMed_Structured_Abstracts","denotations":[{"id":"T1","span":{"begin":0,"end":175},"obj":"BACKGROUND"}],"text":"Matrix metalloproteinases (MMPs) have a pivotal role in the destruction of cartilage in rheumatoid arthritis (RA), which is mediated by the fibroblast-like synoviocytes (FLS)."}