An official website of the United States government
The .gov means it’s official.
Federal government websites often end in .gov or .mil. Before
sharing sensitive information, make sure you’re on a federal
government site.
The site is secure.
The https:// ensures that you are connecting to the
official website and that any information you provide is encrypted
and transmitted securely.
Krishnan E, Murtagh K, Bruce B, Cline D, Singh G, Fries JF.Krishnan E, et al. Among authors: fries jf.J Rheumatol. 2004 Jul;31(7):1320-6.J Rheumatol. 2004.PMID: 15229950
Fries JF, Cella D, Rose M, Krishnan E, Bruce B.Fries JF, et al.J Rheumatol. 2009 Sep;36(9):2061-6. doi: 10.3899/jrheum.090358.J Rheumatol. 2009.PMID: 19738214
Bruce B, Fries JF.Bruce B, et al. Among authors: fries jf.Health Qual Life Outcomes. 2003 Jun 9;1:20. doi: 10.1186/1477-7525-1-20.Health Qual Life Outcomes. 2003.PMID: 12831398Free PMC article.Review.