[Duan, Bin; Chen, Xuancai; Wang, Xinxi; Fu, Hao; Tang, Yachun; Guo, Tao] Univ South China, Affiliated Nanhua Hosp, Dept Urol, Hengyang 421002, Hunan, Peoples R China.
[Song, Wenke] Univ South China, Affiliated Nanhua Hosp, Dept Obstet & Gynecol, Hengyang 421002, Hunan, Peoples R China.
[Huang, Liang] Univ South China, Sch Med, Dept Operat Surg, Hengyang 421002, Hunan, Peoples R China.
[Zhang, Chi] Univ South China, Sch Med, Funct Lab Ctr, Dept Pathophisiol, Hengyang 421002, Hunan, Peoples R China.