1. Baltimore, Maryland; Indianapolis, Indiana; and Milwaukee, Wisconsin
2. Department of Otolaryngology–Head and Neck Surgery, Johns Hopkins Hospitals, Baltimore, MD (Dr Ishman)
3. Department of Otolaryngology–Head and Neck Surgery, Indiana University School of Medicine, Indianapolis (Dr Halum)
4. Tampa Ear Nose and Throat Associates, Tampa, Florida (Dr Patel)
5. Department of Otolaryngology and Communication Sciences, Medical College of Wisconsin, Milwaukee (Drs Kerschner and Merati).