1. The First Clinical Medical College, Fujian Medical University, Fuzhou, Fujian, China
2. Department of Cardiology, Affiliated Hospital of Putian University, Putian, Fujian, China
3. Fujian Provincial Institute of Hypertension, the First Affiliated Hospital, Fujian Medical University, Fuzhou, Fujian, China
4. Department of Cardiology, the First Affiliated Hospital, Fujian Medical University, Fuzhou, Fujian, China