1. Hepatopancreatobiliary Surgery Department I; Key Laboratory of Carcinogenesis and Translational Research, Ministry of Education, Peking University School of Oncology, Beijing Cancer Hospital and Institute; Beijing China
2. Department of Hepatobiliary Surgery; Affiliated Tumour Hospital of Guangxi Medical University; Nanning China
3. Department of Liver Surgery; Peking Union Medical College (PUMC) Hospital, Chinese Academy of Medical Sciences and PUMC; Beijing China