1. Department of Otorhinolaryngology Head & Neck Surgery, Fuyang people’s Hospital, Fuyang, China
2. Department of Otorhinolaryngology Head & Neck surgery, The First Affiliated Hospital of Anhui Medical University, Hefei, China
3. Department of Otorhinolaryngology Head & Neck surgery, The Affiliated Chaohu Hospital of Anhui Medical University, Chaohu, China
4. Division of Ear, Nose and Thoat Disease, Department of Clinical Science, Intervention and Technology karolinska Institutet, Stockholm, Sweden
5. Ear Nose and Throat Patient Area, Trauma and Reconstructive Medicine, Karolinska University Hospital, Stockholm, Sweden