1. Department of Cardiology, Beijing Anzhen Hospital, Capital Medical University, Beijing 100029, China
2. Department of Cardiology, Affiliated Drum Tower Hospital, Nanjing University Medical School, 321 Zhongshan Road, Nanjing 210008, China
3. Cardiovascular Division, British Heart Foundation Centre of Research Excellence, King’s College London, 150 Stamford Street, London SE1 9NH, UK
4. Department of Cardiology, Hospital of Nanjing Municipal Authorities, Nanjing 210008, China