[Li, Xiaocheng; Qian, Ke; Hu, Jixiong; Liu, Guoxing; Fang, Yu; Zhong, Dewu; Lei, Xiaohua; Huang, Zhao; Liu, Jiefeng; Xu, Xundi; Zhang, Yueming; Wu, Xiaolong; Wang, Fusheng; Hu, Zecheng; Xie, Chengzhi; Huang, Shengfu] Cent S Univ, Dept Surg, Xiangya Hosp 2, Div Hepatobiliary Pancreat Surg, Changsha 410011, Hunan, Peoples R China.
[Xie, Chengzhi] Hunan Univ Chinese Med, Affiliated Hosp 2, Dept Gen Surg, Changsha 410005, Hunan, Peoples R China.
[Lu, Zhenhui] Ningxia Med Univ, Gen Hosp, Dept Hepatobiliary Surg, Yinchuan 750004, Ningxia Hui Aut, Peoples R China.
[Xu, Xundi] Cent S Univ, Dept Surg, Xiangya Hosp 2, Div Hepatobiliary Pancreat Surg, 139 Renmin Zhong Rd, Changsha 410011, Hunan, Peoples R China.