Affiliation: | 1. Department of Oncological Surgery, The First Affiliated Hospital of Bengbu Medical College, Bengbu, P. R. China;2. Department of Gynecologic Oncology, The First Affiliated Hospital of Bengbu Medical College, Bengbu, P. R. China;3. Department of Minimally Invasive Surgery, The First Affiliated Hospital of Guangxi University, Nanning, P. R. China |