1. Department of General Surgery, Xinhua Hospital Affiliated to Shanghai Jiao Tong University School of Medicine Shanghai China
2. Shanghai Key Laboratory of Biliary Tract Disease Research Shanghai China
3. Shanghai Research Center of Biliary Tract Disease Shanghai China
4. Department of Biliary‐Pancreatic Surgery Renji Hospital Affiliated to Shanghai Jiao Tong University School of Medicine Shanghai China
5. State Key Laboratory of Oncogenes and Related Genes Shanghai China
6. Department of General Surgery and Laparoscopic Center The Second Affiliated Hospital Zhejiang University School of Medicine Hangzhou China