1. Department of Radiology, Korea University Ansan Hospital, Ansan, Korea.
2. Department of Radiology and Research Institute of Radiological Science, Gangnam Severance Hospital, Yonsei University College of Medicine, Seoul, Korea.
3. Biomedical Research Center, Korea University Ansan Hospital, Ansan, Korea.
4. Department of Radiology, Eunpyeong St. Mary’s Hospital, College of Medicine, The Catholic University of Korea, Seoul, Korea.
5. Department of Radiology, Soonchunhyang University Cheonan Hospital, Cheonan, Korea.
6. Department of Radiology, College of Medicine, Dong-A University, Busan, Korea.
7. Department of Radiology and Research Institute of Radiology, Cardiac Imaging Center, Asan Medical Center, University of Ulsan College of Medicine, Seoul, Korea.
8. Department of Radiology, Mie University Graduate School of Medicine, Tsu, Japan.
9. Department of Radiology, Chung-Ang University Hospital, Seoul, Korea.
10. Division of Cardiology, Department of Medicine, Siriraj Hospital, Mahidol University, Bangkok, Thailand.
11. Department of Radiology, Seoul University Bundang Hospital, Seongnam, Korea.
12. Department of Radiology, Sri Sathya Sai Institute of Higher Medical Sciences, Karnataka, India.
13. Department of Radiology, Yonsei University Wonju College of Medicine, Wonju Severance Christian Hospital, Wonju, Korea.
14. Department of Radiology, Samsung Medical Center, Sungkyunkwan University School of Medicine, Seoul, Korea.
15. Department of Radiology, Korea University Anam Hospital, Seoul, Korea.
16. Radiology Center, Bach Mai University Hospital, Hanoi, Vietnam.
17. Department of Radiology, Seoul University Hospital, Seoul, Korea.
18. Department of Radiology and Research Institute of Radiological Science, Severance Hospital, Yonsei University College of Medicine, Seoul, Korea.
19. Department of Radiology, Kyungpook National University Hospital, Daegu, Korea.