Affiliation: | 1. Department of Pathology, The University of Texas MD Anderson Cancer Center, Houston, Texas;2. Department of Internal Medicine, The University of Texas MD Anderson Cancer Center, Houston, Texas;3. Department of Head and Neck Surgery, The University of Texas MD Anderson Cancer Center, Houston, Texas;4. Department of Medicine–Epidemiology and Population Sciences, Baylor College of Medicine, Houston, Texas;5. Department of Otolaryngology–Head and Neck Surgery, Baylor College of Medicine, Houston, Texas |