Submitted for Publication: May 16, 2012; final revision received October 1, 2012; accepted December 17, 2012.
Author Contributions: Drs Hou, Dai, and Richter 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: Hou, Dai, and Richter. Acquisition of data: Hou, Dornhoffer, Saad, Buckmiller, and Richter. Analysis and interpretation of data: Hou, Dai, Suen, Fan, Saad, and Richter. Drafting of the manuscript: Hou and Richter. Critical revision of the manuscript for important intellectual content: Dai, Dornhoffer, Suen, Fan, Saad, Buckmiller, and Richter. Statistical analysis: Hou and Dornhoffer. Obtained funding: Suen and Richter. Administrative, technical, and material support: Dai, Suen, and Richter. Study supervision: Fan, Saad, and Richter.
Conflict of Interest Disclosures: None reported.
Funding/Support: This study was supported by an independent grant from the Arkansas Biosciences Competitive Research Program (Dr Richter).
Previous Presentation: This study was presented at the 2012 American Society of Pediatric Otolaryngology meeting; April 20-22, 2012; San Diego, California.