1 Department and Institute of Hepatobiliary Surgery, The Affiliated Drum Tower Hospital, Medical School, Nanjing University, Nanjing, Jiangsu 210008, China.
2 Intra-Abdominal Transplant and Hepatobiliary Surgery, Westchester Medical Center of New York Medical College, Valhalla, NY 10595, USA.
3 Department of Liver Surgery and Liver Cancer Institute, Zhongshan Hospital, Fudan University, Shanghai 200032, China.
4 Department of Pathology and Hepatology, Beijing Institute of Infectious Diseases, Beijing 302 Hospital, Beijing 100039, China.