1. Department of Radiation Oncology; University of North Carolina School of Medicine; Chapel Hill North Carolina
2. UNC Lineberger Comprehensive Cancer Center; University of North Carolina Hospitals; Chapel Hill North Carolina
3. Department of Radiation Oncology; University of Florida Hospitals; Gainesville Florida
4. UF Health Shands Cancer Center; University of Florida Hospitals; Gainesville Florida
5. Division of Hematology Oncology, Department of Medicine; University of North Carolina School of Medicine; Chapel Hill North Carolina
6. Division of Hematology Oncology, Department of Medicine, University of Tennessee Health Science Center; Memphis Tennessee
7. Department of Otolaryngology/Head and Neck Surgery; University of North Carolina School of Medicine; Chapel Hill North Carolina
8. Rex UNC Healthcare; Raleigh North Carolina