Affiliation: | 1)Department of Otolaryngology Head and Neck Surgery, Binzhou People’s Hospital, No. 515, Huanghe 7th Road, Bincheng District, Binzhou, 256610, Shandong, China;2)Department of Otolaryngology, Beijing Shijingshan Hospital, No. 24, Shijingshan Road, Beijing, 100043, China;3)Shandong Institute of Otolaryngology, Shandong Provincial ENT Hospital Affiliated to Shandong University, No. 4 Duanxing West Road, Jinan, 250022, Shandong, China |