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.
Simon D, Kleyer A, Bayat S, Knitza J, Valor-Mendez L, Schweiger M, Schett G, Tascilar K, Hueber AJ.Simon D, et al.Arthritis Res Ther. 2021 Jun 21;23(1):172. doi: 10.1186/s13075-021-02530-x.Arthritis Res Ther. 2021.PMID: 34154651Free PMC article.