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.
Diaz-Borjon E, Torres-Gomez A, Essex MN, Salomon P, Li C, Cheung R, Parsons B.Diaz-Borjon E, et al. Among authors: cheung r.Pain Ther. 2017 Jun;6(1):61-72. doi: 10.1007/s40122-017-0066-5. Epub 2017 Mar 2.Pain Ther. 2017.PMID: 28255955Free PMC article.
Kim JS, Bashford G, Murphy KT, Martin A, Dror V, Cheung R.Kim JS, et al. Among authors: cheung r.Pain. 2011 May;152(5):1018-1023. doi: 10.1016/j.pain.2010.12.023. Epub 2011 Feb 12.Pain. 2011.PMID: 21316855Clinical Trial.