1. Department of Otolaryngology–Head and Neck SurgeryUniversity of Texas Health San AntonioSan AntonioTexas
2. Department of SurgeryUniformed Services University of Health SciencesBethesdaMaryland
3. Department of Otolaryngology–Head and Neck SurgeryMcGill UniversityMontreal Quebec Canada
4. Department of StatisticsUniformed Services University of Health SciencesBethesdaMaryland
5. ProHealth Ear, Nose, ThroatFarmingtonConnecticutU.S.A.