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. 2014 Sep 24;16(5):434. doi: 10.1186/s13075-014-0434-z

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© Greisen et al.; licensee BioMed Central Ltd. 2014

This is an Open Access article distributed under the terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/by/4.0), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited. The Creative Commons Public Domain Dedication waiver (http://creativecommons.org/publicdomain/zero/1.0/) applies to the data made available in this article, unless otherwise stated.

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Baseline CXCL13 stratified by clinical disease activity score (+/−DAS28-remission) after 2 years of therapy. Both treatment groups are considered together. Bars represent median with IQR. *Indicates statistically significant difference (P = 0.03). CXCR13: C-X-C chemokine receptor type 13; DAS28: disease activity score in 28 joints; IQR: interquartile range.