1. Department of Neurosurgery, Affiliated Hospital of Youjiang Medical University for Nationalities, Baise, Guangxi 533000, P.R. China
2. Department of Urology, Fudan University Shanghai Cancer Center, Shanghai 20032, P.R. China
3. Department of General Surgery, Affiliated Hospital of Nantong University, Nantong, Jiangsu 226001, P.R. China
4. Department of Obstetrics and Gynecology, The Affiliated Obstetrics and Gynecology Hospital of Nanjing Medical University, Nanjing, Jiangsu 210004, P.R. China
5. Department of Endocrinology and Metabolism, Affiliated Hospital of Nantong University, Nantong, Jiangsu 226001, P.R. China
6. Department of Pathogenic Biology, Medical College, Nantong University, Nantong, Jiangsu 226001, P.R. China