1. Department of Cardiovascular Medicine, Affiliated Nanhai Hospital, Southern Medical University (People's Hospital of Nanhai District)
2. The Second School of Clinical Medicine, Southern Medical University, Guangdong Provincial People's Hospital, Guangdong Academy of Medical Sciences
3. Department of Cardiovascular Medicine, The Second Affiliated Hospital of Guangzhou Medical University
4. Department of Cardiology, Guangdong Cardiovascular Institute, Guangdong Provincial People's Hospital, Guangdong Academy of Medical Sciences