1. Department of Pancreatobiliary Surgery
2. The First Affiliated Hospital of Harbin Medical University
3. Harbin
4. P. R. China
5. State Key Laboratory for Oncogenes and Related Genes
6. School of Biomedical Engineering
7. Shanghai Jiao Tong University
8. Shanghai
9. Stem Cell Research Center
10. Renji Hospital
11. School of Medicine