1 Department of Otolaryngology, Head and Neck Surgery, Yantai Yuhuangding Hospital, Qingdao University, Yantai, Shandong 264000, China.
2 Department of Otolaryngology, Head and Neck Surgery, Laishan Branch of Yantai Yuhuangding Hospital, Qingdao University, Yantai, Shandong 264000, China.
3 Department of Allergy, Yantai Yuhuangding Hospital, Qingdao University, Yantai, Shandong 264000, China.
4 Shandong Provincial Clinical Research Center for Otorhinolaryngologic Diseases, Yantai, Shandong, China.
5 Department of Oto-Rhino Laryngology, Upper Airways Research Laboratory, Ghent University and Ghent University Hospital, Ghent, Belgium.
6 Division of ENT Diseases, CLINTEC, Karolinska Institute, University of Stockholm, Stockholm, Sweden.