1. Department of OtolaryngologyHarvard Medical School Boston MA
2. Department of OtolaryngologyMassachusetts Eye and Ear Infirmary Boston MA
3. Division of Otolaryngology‒Head and Neck SurgeryBrigham and Women's Hospital and Dana Farber Cancer Institute Boston MA
4. Edward Via College of Osteopathic Medicine Spartanburg SC
5. Division of OtolaryngologyBeth Israel Deaconess Medical Center Boston MA
6. Department of Otolaryngology‒Head & Neck SurgeryUniversity of Cincinnati College of Medicine Cincinnati OH