1. Department of Cardiology, The First Affiliated Hospital of Nanjing Medical University, Nanjing, Jiangsu, China (mainland)
2. Department of Physiology, Nanjing Medical University, Nanjing, Jiangsu, China (mainland)
3. Department of Cardiology, Wuxi No. 3 People’s Hospital Affiliated to Nantong University, Wuxi, Jiangsu, China (mainland)
4. Department of Cardiac Ultrasound, Wuxi No. 3 People’s Hospital Affiliated to Nantong University, Wuxi, Jiangsu, China (mainland)