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.
Vila-Chã N, Cavaco S, Mendes A, Gonçalves A, Moreira I, Fernandes J, Damásio J, Azevedo LF, Castro-Lopes J.Vila-Chã N, et al.Eur J Pain. 2019 Sep;23(8):1475-1485. doi: 10.1002/ejp.1413. Epub 2019 May 27.Eur J Pain. 2019.PMID: 31070825
Dueñas M, Mendonça L, Sampaio R, Gouvinhas C, Oliveira D, Castro-Lopes JM, Azevedo LF.Dueñas M, et al.Curr Med Res Opin. 2017 Mar;33(3):563-572. doi: 10.1080/03007995.2016.1273204. Epub 2017 Jan 12.Curr Med Res Opin. 2017.PMID: 27981871