1. School of Medicine University of Pittsburgh Pittsburgh Pennsylvania USA
2. Department of Otorhinolaryngology—Head and Neck Surgery University of Pennsylvania Philadelphia Pennsylvania USA
3. Department of Otolaryngology—Head and Neck Surgery UPMC Pittsburgh Pennsylvania USA
4. UPMC Department of Radiation Oncology UPMC Pittsburgh Pennsylvania USA
5. Biostatistics UPMC Hillman Cancer Center Pittsburgh Pennsylvania USA
6. Department of Medicine, Division of Hematology/Oncology UPMC Hillman Cancer Center Pittsburgh Pennsylvania USA
7. Department of Immunology UPMC Pittsburgh Pennsylvania USA
8. Department of Plastic and Reconstructive Surgery University of Pittsburgh Medical Center Pittsburgh Pennsylvania USA