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  • Surrogate outcomes are associated with low methodological quality of studies of rheumatoid arthritis treated with antitumour necrosis factor agents: a systematic review

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Surrogate outcomes are associated with low methodological quality of studies of rheumatoid arthritis treated with antitumour necrosis factor agents: a systematic review

http://dx.doi.org/10.1136/ebm-2011-100058

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    Footnotes

    • Funding Grant 551379/2007-3CNPq (Brazilian Council for Scientific and Technological Development) was awarded and financial resources were used to purchase softwares, equipment, scholarship and travel to scientific conference.

    • Competing interest None.