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Further evaluation of a claims-based algorithm to determine the effectiveness of biologics for rheumatoid arthritis using commercial claims data

Jeffrey R Curtis*, Benjamin Chastek, Laura Becker, David J Harrison, David Collier, Huifeng Yun and George J Joseph

Arthritis Research & Therapy 2013, 15:404  doi:10.1186/ar4161

See related research by Curtis et al., http://arthritis-research.com/content/13/5/R155, and related editorial by Kim and Solomon, http://arthritis-research.com/content/13/5/129

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