1. Department of Radiation Oncology, Washington University School of Medicine, St Louis, MO
2. Department of Otolaryngology–Head and Neck Surgery, Medical University of South Carolina, Charleston, SC
3. Department of Public Health Sciences, Medical University of South Carolina, Charleston, SC
4. Department of Public Health Sciences, Henry Ford Health System, Detroit, MI
5. Department of Otolaryngology Head and Neck Surgery, Henry Ford Health System, Detroit, MI
6. Department of Medicine, University of Arkansas for Medical Sciences, Little Rock, AR
7. Department of Radiation Oncology, Duke University Medical Center, Durham, NC
8. Duke Cancer Institute, Durham, NC
9. Division of Gynecologic Oncology, Department of Obstetrics and Gynecology, Duke University Medical Center, Durham, NC
10. Department of Head and Neck Surgery and Communication Sciences, Duke University School of Medicine, Durham, NC
11. Department of Population Health Sciences, Duke University School of Medicine, Durham, NC