1. Department of Cardiology, Shanghai Institute of Cardiovascular Diseases, Fudan University, Zhongshan Hospital, Shanghai, China.
2. Department of Emergency, School of Medicine Tongji University, Shanghai Tenth People's Hospital, Shanghai, China.
3. Nanjing Medical University, Nanjing, China.
4. Department of Cardiology, Affiliated Hospital of Nantong University, Nantong, China.
5. Cardiovascular Department, Fudan University, Shanghai Xuhui Central Hospital, Zhongshan-Xuhui Hospital, Shanghai, China.
6. Department of Clinical Medicine and Pathology, University of Washington, Seattle, Washington, USA.