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Open Access Highly Accessed Open Badges Research article

Survival of TNF antagonists in spondylarthritis is better than in rheumatoid arthritis. Data from the Spanish registry BIOBADASER

Loreto Carmona*, Juan J Gómez-Reino and on behalf of the BIOBADASER Group

Arthritis Research & Therapy 2006, 8:R72  doi:10.1186/ar1941

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