1. Harvard Medical School, Boston, Massachusetts
2. Department of Otolaryngology, Massachusetts Eye & Ear, Boston, Massachusetts
3. Division of Otolaryngology–Head and Neck Surgery, Department of Surgery, Brigham and Women’s Hospital, Boston, Massachusetts
4. Department of Otolaryngology–Head and Neck Surgery, Stanford University, Palo Alto, California
5. Center for Head and Neck Oncology, Dana-Farber Cancer Institute, Boston, Massachusetts
6. Center for Surgery and Public Health, Department of Surgery, Brigham and Women’s Hospital, Boston, Massachusetts
7. Department of Otolaryngology–Head and Neck Surgery, University of Kentucky, Lexington