Trends towards an improved disease state in rheumatoid arthritis over time: influence of new therapies and changes in management approach: analysis of the EMECAR cohort

Research article

Isidoro González-Alvaro^*, Miguel A Descalzo, Loreto Carmona and the EMECAR Study Group

Arthritis Research & Therapy 2008, 10:R138 doi:10.1186/ar2561

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