1. Department of Gynecological Oncology, Cancer Hospital Affiliated to Nanchang University, Nanchang, Jiangxi 330029, P.R. China
2. Department of Otorhinolaryngology Head and Neck Surgery, The Second Affiliated Hospital of Nanchang University, Nanchang, Jiangxi 330000, P.R. China
3. Department of Gynecology and Obstetrics, The Second Affiliated Hospital of Nanchang University, Nanchang, Jiangxi 330000, P.R. China