1. Department of Hernia and Abdominal Wall Surgery
2. Shanghai East Hospital
3. TongJi University
4. Shanghai 200120
5. PR China
6. Department of Vascular Surgery
7. Shanghai Ninth People's Hospital
8. Shanghai Jiao Tong University School of Medicine
9. Shanghai 200001
10. School of Pharmacy
11. Shanghai Jiao Tong University
12. Shanghai 200240
13. Department of Thoracic Surgery
14. Department of General Surgery
15. Lu'an People's Hospital
16. Lu'an Affiliated Hospital of Anhui Medical University
17. Lu'an