Department of Otolaryngology–Head and Neck Surgery, Stanford University School of Medicine, Stanford, CA;2. Department of Otolaryngology–Head and Neck Surgery, Stanford University School of Medicine, Stanford, CA;3. Department of Otolaryngology–Head and Neck Surgery, The Affiliated Nanfang Hospital of Southern Medical University, Guangzhou, Guangdong, China;4. Department of Otolaryngology–Head and Neck Surgery, Beijing Tongren Hospital, Capital Medical University, Beijing, China