1. Severance Cardiovascular Hospital Yonsei University College of Medicine Seoul Korea
2. Division of cardiology Korea University Guro Hospital Seoul Korea
3. Department of Radiology Ajou University Hospital Suwon Gyeonggi‐do Korea
4. Department of Radiology, Samsung Medical Center Sungkyunkwan University School of Medicine Seoul Korea
5. Department of Cardiology, Asan Medical Center University of Ulsan College of Medicine Seoul Korea
6. Medtronic Minneapolis Minnesota USA
7. Department of Surgery Changi General Hospital Singapore Singapore