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.
Bauer CA, Brozoski TJ.Bauer CA, et al.Laryngoscope. 2006 May;116(5):675-81. doi: 10.1097/01.MLG.0000216812.65206.CD.Laryngoscope. 2006.PMID: 16652071Clinical Trial.