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.
Chen AY, Schrag N, Hao Y, Flanders WD, Kepner J, Stewart A, Ward E.Chen AY, et al.Otolaryngol Head Neck Surg. 2006 Dec;135(6):831-7. doi: 10.1016/j.otohns.2006.07.012.Otolaryngol Head Neck Surg. 2006.PMID: 17141069
Chen AY, Schrag N, Hao Y, Stewart A, Ward E.Chen AY, et al.Laryngoscope. 2007 Jan;117(1):16-21. doi: 10.1097/01.mlg.0000240182.61922.31.Laryngoscope. 2007.PMID: 17202924
Chen AY, Schrag NM, Halpern M, Stewart A, Ward EM.Chen AY, et al.Arch Otolaryngol Head Neck Surg. 2007 Aug;133(8):784-90. doi: 10.1001/archotol.133.8.784.Arch Otolaryngol Head Neck Surg. 2007.PMID: 17709617
Chen AY, Halpern MT, Schrag NM, Stewart A, Leitch M, Ward E.Chen AY, et al.J Natl Cancer Inst. 2008 Apr 2;100(7):462-74. doi: 10.1093/jnci/djn057. Epub 2008 Mar 25.J Natl Cancer Inst. 2008.PMID: 18364506