1. Heart-Lung-Blood Vessel Center of Tongji University, Institute of Heart-Lung-Blood Vessel Disease of Tongji University, Department of Thoracic Cardiovascular Surgery of Tongji Hospital of Tongji University
2. Division of Heart Surgery, Zhongshan Hospital, Fudan University
3. CPB Dept. of Fuwai Hospital, P.R.China
4. Dept. of Thoraco-Cardiovascular Surgery of People's Hospital, Wuhan University
5. Heart-Lung-Blood Vessel Center of Tongji University
6. Heart-Lung-Blood Vessel Center of Tongji University, Institute of Heart-Lung-Blood Vessel Disease of Tongji University, Division of Epidemiology of Tongji University