Department of Hepatobiliary Pancreatic Surgery, the Affiliated Hospital of Hainan Medical College, Hainan
2.Departments of Surgery, Division of Hepatobiliary and Hepatic Surgery and Pathology, First Affiliated Hospital, School of Medicine, Zhejiang University, Hangzhou, Zhejiang Province; Xiasha Hospital, Hangzhou, Zhejiang Province, P.R. China
3.Departments of Surgery, Division of Hepatobiliary and Hepatic Surgery and First Affiliated Hospital, School of Medicine, Zhejiang University, Hangzhou, Zhejiang Province
4.Departments of Pathology, First Affiliated Hospital, School of Medicine, Zhejiang University, Hangzhou, Zhejiang Province