1. Department of Oncology, The Third Xiangya Hospital, Central South University, Changsha, Hunan, 410013, P.R. China
2. Department of Pathology, The Third Xiangya Hospital, Central South University, Changsha, Hunan, 410013, P.R. China
3. Department of Plastic Surgery, The Third Xiangya Hospital, Central South University, Changsha, Hunan, 410013, P.R. China