1. Institute for Cardiovascular Science & Department of Cardiovascular Surgery, First Affiliated Hospital of Soochow University, Suzhou, Jiangsu 215123, China
2. Department of Cardiology, Shanghai Changzheng Hospital, Second Military Medical University, Shanghai 200003, China
3. Department of Cardiology, Second Hospital of Jilin University, Changchun, Jilin 130041, China
4. Department of Cardiac Surgery, Fuwai Hospital, Beijing 100037, China
5. Division of Cardiology, Department of Internal Medicine, Kaohsiung Chang Gung Memorial Hospital and Chang Gung University College of Medicine, Kaohsiung 83301, Taiwan
6. Guangzhou Medical University, Guangzhou, Guangdong 510080, China