1. Saint Louis University School of Medicine Saint Louis Missouri USA
2. Department of Otolaryngology—Head and Neck Surgery Saint Louis University School of Medicine Saint Louis Missouri USA
3. Department of Population Science and Policy Southern Illinois University School of Medicine Springfield Illinois USA
4. Simmons Cancer Center Southern Illinois University School of Medicine Springfield Illinois USA
5. Department of Otorhinolaryngology—Head and Neck Surgery University of Texas Health Science Center at Houston, McGovern Medical School Houston Texas USA
6. Department of Otolaryngology and Communication Sciences Medical College of Wisconsin Milwaukee Wisconsin USA
7. Department of Head and Neck Surgery & Communication Sciences Duke University School of Medicine Durham North Carolina USA
8. Department of Population Health Sciences Duke University School of Medicine Durham North Carolina USA
9. Duke Cancer Center, Duke University School of Medicine Durham North Carolina USA