1. Cleveland Clinic Lerner College of Medicine, Cleveland, Ohio
2. Department of Otolaryngology–Head and Neck Surgery, University of Michigan Medical School, Ann Arbor
3. Department of Otolaryngology–Head and Neck Surgery, Washington University in St Louis, St Louis, Missouri
4. Department of Otolaryngology–Head and Neck Surgery, Vanderbilt University Medical Center, Nashville, Tennessee
5. Department of Otolaryngology–Head and Neck Surgery, Stanford University School of Medicine, Stanford, California
6. Department of Otolaryngology–Head and Neck Surgery, MedStar Georgetown University Hospital, Washington, DC
7. The James Cancer Hospital and Solove Research Institute, Department of Otolaryngology–Head and Neck Surgery, The Ohio State University Wexner Medical Center, Columbus
8. Department of Head and Neck Surgery & Communication Sciences, Duke University, Durham, North Carolina