1. Department of Radiology and Research Institute of Radiology, Asan Medical Center, University of Ulsan College of Medicine, Asanbyeongwon-gil 86, Seoul, Korea
2. Department of Radiology, Dalio Institute of Cardiovascular Imaging, New York-Presbyterian Hospital and the Weill Cornell Medical College, 407 E 61st St, New York, NY, USA
3. Department of Cardiology, Asan Medical Center, University of Ulsan College of Medicine, Asanbyeongwon-gil 86, Seoul, Korea
4. Department of Thoracic and Cardiovascular surgery, Cardiac Imaging Center, Asan Medical Center, University of Ulsan College of Medicine, Asanbyeongwon-gil 86, Seoul, Korea