Department of Otolaryngology, Head & Neck Surgery,West China Hospital,Sichuan University, Chengdu, Sichuan 610041, China;
Department of Otolaryngology, Head & Neck Surgery,West China Hospital,Sichuan University, Chengdu, Sichuan 610041, China;
Department of Otolaryngology, Head & Neck Surgery,West China Hospital,Sichuan University, Chengdu, Sichuan 610041, China;
Department of Pathology, West China Hospital,Sichuan University, Chengdu, Sichuan 610041, China;
Department of Pathology, West China Hospital,Sichuan University, Chengdu, Sichuan 610041, China;