1. Department of Cardiology, The Third Xiangya Hospital, Central South University, Changsha, Hunan, China
2. Department of Cardiology, Xiangtan Central Hospital, Xiangtan, Hunan, China
3. Department of Cardiology, The First Affiliated Hospital, University of South China, Hengyang, Hunan, China
4. The Center of Clinical Pharmacology, The Third Xiangya Hospital, Central South University, Changsha, Hunan, China