From the Department of Hepato-Bilio-Pancreatic Surgery, West China Hospital of Sichuan University, Chengdu, Sichuan Province, People’s Republic of China. Address correspondence to: Dr. Bo-Le Tian, Department of Hepato-Bilio-Pancreatic Surgery, West China Hospital of Sichuan University, Guoxue Road No. 37, Wuhou Chengdu, Sichuan Province, People’s Republic of China. E-mail: [email protected]...