1. The First Clinical Medical School Lanzhou University Lanzhou China
2. Department of General Surgery The First Hospital of Lanzhou University Lanzhou China
3. Scientific Research and Planning Department The First Hospital of Lanzhou University Lanzhou China
4. Institute of Genetics, School of Basic Medical Sciences Lanzhou University Lanzhou China
5. Gansu Province Institute of Hepatopancreatobiliary Lanzhou China
6. Gansu Province Key Laboratory Biotherapy and Regenerative Medicine Lanzhou China
7. Clinical Research Center, The Seventh Affiliated Hospital Sun Yat‐sen University Shenzhen China
8. Scientific Research Center, The Seventh Affiliated Hospital Sun Yat‐sen University Shenzhen China