1. Department of Otolaryngology – Head and Neck Surgery University of Cincinnati College of Medicine Cincinnati Ohio USA
2. Department of Otolaryngology—Head and Neck Surgery Washington University in St. Louis St. Louis Missouri USA
3. Department of Pathology University of Cincinnati Cincinnati Ohio USA
4. Department of Surgery University of Kentucky Lexington Kentucky USA
5. Department of Surgery Wake Forest Baptist Health Winston‐Salem North Carolina USA
6. Department of Otolaryngology—Head and Neck Surgery University of Washington Seattle Washington USA