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.
Clark J, Li W, Smith G, Shannon K, Clifford A, McNeil E, Gao K, Jackson M, Mo Tin M, O'Brien C.Clark J, et al.Head Neck. 2005 Feb;27(2):87-94. doi: 10.1002/hed.20129.Head Neck. 2005.PMID: 15627246
Oates JE, Clark JR, Read J, Reeves N, Gao K, Jackson M, Boyer M, O'brien CJ.Oates JE, et al. Among authors: clark jr.Arch Otolaryngol Head Neck Surg. 2007 Jun;133(6):533-40. doi: 10.1001/archotol.133.6.533.Arch Otolaryngol Head Neck Surg. 2007.PMID: 17576902
Moncrieff M, Sandilla J, Clark J, Clifford A, Shannon K, Gao K, O'Brien C.Moncrieff M, et al.Laryngoscope. 2009 Feb;119(2):307-11. doi: 10.1002/lary.20053.Laryngoscope. 2009.PMID: 19172611