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. 2013 Jun 5;11(6):1920–1935. doi: 10.3390/md11061920

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© 2013 by the authors; licensee MDPI, Basel, Switzerland.

This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution license (http://creativecommons.org/licenses/by/3.0/).

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HAQ total score Group A = PCSO-524™; Stage I; Group B = fish oil; Stage I; Group C = PCSO-524™; Stage II. Results are expressed as median values with IQR.