1. Department of Radiation Oncology; Washington University School of Medicine; St. Louis Missouri
2. Department of Internal Medicine; Icahn School of Medicine at Mount Sinai; New York New York
3. Department of Internal Medicine; Medical College of Wisconsin; Milwaukee Wisconsin
4. Department of Internal Medicine; Johns Hopkins University School of Medicine; Baltimore Maryland
5. Division of Head and Neck Surgery; Department of Otolaryngology, Washington University School of Medicine; St. Louis Missouri
6. Head and Neck Surgery, Florida Hospital Celebration Health, Celebration; Florida
7. Division of Hematology and Oncology; Department of Internal Medicine, Washington University School of Medicine; St. Louis Missouri
8. Department of Pathology; Microbiology, and Immunology, Vanderbilt University School of Medicine; Nashville Tennessee