1. Departments of Hepatic Surgery VI, Eastern Hepatobiliary Surgery Hospital, Second Military Medical University, Shanghai, People's Republic of China
2. Department of Hepatobiliary Surgery, Affiliated Tumour Hospital of Guangxi Medical University, Nanning, People's Republic of China
3. Key Laboratory of Carcinogenesis and Cancer Invasion, Ministry of Education, Fudan University, Liver Cancer Institute, Zhongshan Hospital, Fudan University, Shanghai, People's Republic of China
4. Department of Liver Surgery and Liver Transplantation Center, West China Hospital, Sichuan University, Chengdu, Sichuan Province, People's Republic of China
5. Key Laboratory of Nutrition, Metabolism and Food Safety, Shanghai Institutes for Biological Sciences, Chinese Academy of Sciences, Shanghai, People's Republic of China
6. Departments of Pathology, Eastern Hepatobiliary Surgery Hospital, Second Military Medical University, Shanghai, People's Republic of China
7. Faculty of Medicine, The Chinese University of Hong Kong, Shatin, Hong Kong, SAR, People's Republic of China