1. Department of Otolaryngology‐Head and Neck Surgery, Beijing Tongren HospitalCapital Medical University Beijing China
2. Key Laboratory of Otolaryngology Head and Neck SurgeryCapital Medical University Beijing China
3. Department of Head and Neck SurgeryThe University of Texas MD Anderson Cancer Center Houston Texas
4. Department of EpidemiologyThe University of Texas MD Anderson Cancer Center Houston Texas
5. Department of BiostatisticsThe University of Texas MD Anderson Cancer Center Houston Texas
6. Duke Cancer InstituteDuke University Medical Center Durham North Carolina
7. Department of OtorhinolaryngologyThe First Affiliated Hospital of Chongqing Medical University Chongqing China