1. Division of Cardiology, Department of Internal Medicine, Wonju Severance Christian Hospital, Yonsei University Wonju College of Medicine, Wonju, Korea.
2. Division of Cardiology, Department of Internal Medicine, The Second Affiliated Hospital Zhejiang University School of Medicine, Hangzhou, China.
3. Division of Cardiology, Department of Internal Medicine, Samsung Medical Center, Seoul, Korea.
4. Division of Cardiology, Department of Internal Medicine, Keimyung University Dongsan Medical Center, Daegu, Korea.
5. Division of Cardiology, Department of Internal Medicine, Inje University Ilsan Paik Hospital, Goyang, Korea.
6. Division of Cardiology, Department of Internal Medicine, Kangwon National University Hospital, Chuncheon, Korea.
7. Division of Cardiology, Department of Internal Medicine, Kyung Hee University Hospital, Seoul, Korea.
8. Division of Cardiology, Department of Internal Medicine, Affiliated Hangzhou First People’s Hospital, Zhejiang University School of Medicine, Hangzhou, China.
9. Division of Cardiology, Department of Internal Medicine, Hangzhou Normal University Affiliated Hospital, Hangzhou, China.
10. Division of Cardiology, Department of Internal Medicine, The 1st Affiliated Hospital of Wenzhou Medical University, Wenzhou, China.
11. Division of Cardiology, Department of Internal Medicine, The 2nd Affiliated Hospital of Wenzhou Medical University, Wenzhou, China.
12. Division of Cardiology, Department of Internal Medicine, Zhejiang Hospital, Hangzhou, China.
13. Division of Cardiology, Department of Internal Medicine, The Third Clinical Institute Affiliated To Wenzhou Medical University, Wenzhou, China.
14. Division of Cardiology, Department of Internal Medicine, Ningbo First Hospital, Ningbo, China.
15. Division of Cardiology, Department of Internal Medicine, The Affiliated Hospital of Medical School of Ningbo University, Ningbo, China.
16. Division of Cardiology, Department of Internal Medicine, Ajou University Hospital, Suwon, Korea.
17. Division of Cardiology, Department of Internal Medicine, Yeungnam University Medical Center, Daegu, Korea.
18. Division of Cardiology, Department of Internal Medicine, Uijeongbu Eulji Medical Center, Uijeongbu, Korea.
19. Division of Cardiology, Department of Internal Medicine, Ulsan University Hospital, University of Ulsan College of Medicine, Ulsan, Korea.
20. Division of Cardiology, Department of Internal Medicine, Seoul National University Hospital, Seoul, Korea.