Presented at the Triological Combined Sections Meeting, Scottsdale, Arizona, U.S.A., January 27–29, 2011.
This work was done at the Department of Otolaryngology–Head and Neck Surgery, University of North Carolina Memorial Hospitals.
R.B.R. gratefully acknowledges support from the Doris Duke Charitable Foundation to the University of North Carolina for support of the Doris Duke Clinical Research Fellowship.
The authors have no other funding, financial relationships, or conflicts of interest to disclose.