1. Division of Hepatobiliary and Pancreatic Surgery
2. Department of Surgery
3. First Affiliated Hospital
4. School of Medicine
5. Zhejiang University
6. MOE Key Laboratory of Macromolecular Synthesis and Functionalization
7. Department of Polymer Science and Engineering
8. Hangzhou 310027
9. China
10. Department of General Medicine
11. Second Affiliated Hospital of Zhejiang Chinese Medical University
12. Hangzhou
13. The Second Affiliated Hospital and Yuying Children's Hospital of Wenzhou Medical University
14. Wenzhou 325027
15. Laboratory of Molecular Imaging and Nanomedicine
16. National Institute of Biomedical Imaging and Bioengineering
17. National Institutes of Health
18. Bethesda
19. USA