1. Department of Hepatobiliary and Pancreatic Surgery; Hangzhou People's Republic of China
2. Department of Hepatobiliary and Pancreatic Surgery, Henan Provincial People's Hospital; Zhengzhou University People's Hospital; Zhengzhou People's Republic of China
3. Deparment of General Surgery; The Affiliated Drum Tower Hospital of Nanjing University Medical School; Nanjing People's Republic of China
4. Key Laboratory of Cancer Prevention and Intervention, The Second Affiliated Hospital; Zhejiang University School of Medicine; Hangzhou People's Republic of China