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.
Fernandes CR, Souza Filho LM, Gomes JM, Messias EL, Escalante RD.Fernandes CR, et al.Rev Bras Anestesiol. 2007 Feb;57(1):1-7. doi: 10.1590/s0034-70942007000100001.Rev Bras Anestesiol. 2007.PMID: 19468613English, Portuguese.
Pereira FE, Mello IL, Pimenta FH, Costa DM, Wong DV, Fernandes CR, Lima Junior RC, Gomes JM.Pereira FE, et al. Among authors: fernandes cr.Pain Res Treat. 2016;2016:5093870. doi: 10.1155/2016/5093870. Epub 2016 Jun 30.Pain Res Treat. 2016.PMID: 27446611Free PMC article.