1. Institute for Cardiovascular Science and Department of Cardiovascular Surgery
2. First Affiliated Hospital of Soochow University
3. Suzhou
4. P. R. China
5. Department of General Surgery
6. the First Affiliated Hospital of Soochow University
7. Department of Cardiology
8. Changzheng Hospital
9. Second Military Medical University
10. Shanghai
11. the Second Hospital of Jilin University
12. Changchun
13. Department of Cardiac Surgery
14. Fuwai Hospital
15. Beijing
16. Guangzhou Medical University
17. Guangzhou