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.
Soncini F, Costa MJ.Soncini F, et al. Among authors: costa mj.Pro Fono. 2006 May-Aug;18(2):161-70. doi: 10.1590/s0104-56872006000200005.Pro Fono. 2006.PMID: 16927621Portuguese.
de Freitas CD, Costa MJ.de Freitas CD, et al. Among authors: costa mj.Braz J Otorhinolaryngol. 2007 Sep-Oct;73(5):660-70. doi: 10.1016/s1808-8694(15)30127-0.Braz J Otorhinolaryngol. 2007.PMID: 18094808Free PMC article.
Henriques MO, Miranda EC, Costa MJ.Henriques MO, et al. Among authors: costa mj.Braz J Otorhinolaryngol. 2008 Mar-Apr;74(2):188-92. doi: 10.1016/s1808-8694(15)31087-9.Braz J Otorhinolaryngol. 2008.PMID: 18568195Free PMC article.