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.
Ungprasert P, Crowson CS, Matteson EL.Ungprasert P, et al.Arthritis Care Res (Hoboken). 2016 May;68(5):695-9. doi: 10.1002/acr.22737.Arthritis Care Res (Hoboken). 2016.PMID: 26415117Free PMC article.
Ungprasert P, Crowson CS, Matteson EL.Ungprasert P, et al.Arthritis Care Res (Hoboken). 2017 Jan;69(1):46-50. doi: 10.1002/acr.22941. Epub 2016 Nov 16.Arthritis Care Res (Hoboken). 2017.PMID: 27214645Free PMC article.