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.
Morais CA, Newman AK, Van Dyke BP, Thorn B.Morais CA, et al. Among authors: newman ak.J Pain. 2021 Nov;22(11):1396-1407. doi: 10.1016/j.jpain.2021.04.005. Epub 2021 May 15.J Pain. 2021.PMID: 34004347Free article.Clinical Trial.