1. 1Department of Head and Neck-Endocrine Oncology, Moffitt Cancer Center, Tampa, Florida.
2. 2Department of Pathology, Moffitt Cancer Center, Tampa, Florida.
3. 3Department of Immunology, Moffitt Cancer Center, Tampa, Florida.
4. 4Department of Biostatistics and Bioinformatics, Moffitt Cancer Center, Tampa, Florida.
5. 5Department of Oncological Sciences, Huntsman Cancer Institute, University of Utah, Salt Lake City, Utah.