Submitted for Publication: July13, 2011; final revision received September 7, 2011; accepted October 22, 2011.
Author Contributions: All authors had full access to all the data in the study and take responsibility for the integrity of the data and the accuracy of the data analysis. Study concept and design: Van Abel, Moore, Carlson, and Garcia. Acquisition of data: Van Abel, Moore, Carlson, Garcia, and S. M. Olsen. Analysis and interpretation of data: Van Abel, Moore, Carlson, Davidson, Garcia, S. M. Olsen, and K. D. Olsen. Drafting of the manuscript: Van Abel, Carlson, and Garcia. Critical revision of the manuscript for important intellectual content: Van Abel, Moore, Carlson, Garcia, Davidson, S. M. Olsen, and K. D. Olsen. Statistical analysis: Van Abel. Obtained funding: Garcia. Administrative, technical, and material support: Carlson, Garcia, and K. D. Olsen. Study supervision: Moore, Carlson, Garcia, S. M. Olsen, and K. D. Olsen.
Financial Disclosure: None reported.
Previous Presentation: This study was presented as a poster at the Combined Otolaryngology Spring Meeting; April 27 through May 1, 2011; Chicago, Illinois.