1. Department of Cardiology, The First Affiliated Hospital of Nanchang University, Nanchang, Jiangxi Province 330006, China
2. Jiangxi Hypertension Research Institute, Nanchang, China
3. Heart Center of Fujian Province, Union Hospital, Fujian Medical University, 29 Xin-Quan Road, Fuzhou 350001, China
4. Department of Blood Transfusion, The First Affiliated Hospital of Nanchang University, Nanchang, Jiangxi Province 330006, China
5. Department of Cardiology, The Affiliated Hospital of Qingdao University, Qingdao, China
6. Department of Cardiology, Zhongshan Hospital, Fudan University, Shanghai, China