1. 1Department of Otolaryngology Head and Neck Surgery, Beijing Tongren Hospital, Capital Medical University, Beijing, China.
2. 2Department of Head and Neck Surgery, The University of Texas MD Anderson Cancer Center, Houston, Texas.
3. 3Department of Otolaryngology, The First Affiliated Hospital of Soochow University, Suzhou, China.
4. 4Department of Medicine, Duke University School of Medicine, Durham, North Carolina.
5. 5Department of Biostatistics, The University of Texas MD Anderson Cancer Center, Houston, Texas.
6. 6Department of Imaging Physics, The University of Texas MD Anderson Cancer Center, Houston, Texas.
7. 7Department of Epidemiology, The University of Texas MD Anderson Cancer Center, Houston, Texas.
8. 8Department of Translational Molecular Pathology, The University of Texas MD Anderson Cancer Center, Houston, Texas.