1. Division of Cardiology, Dongguk University Ilsan Hospital, Dongguk University College of Medicine, Goyang 10326, Republic of Korea
2. Division of Cardiology, Severance Cardiovascular Hospital, Yonsei University College of Medicine, Yonsei University Health System, Seoul 03722, Republic of Korea
3. Division of Cardiology, Healthcare System Gangnam Center, Seoul National University Hospital, Seoul 06236, Republic of Korea
4. Division of Radiology, Seoul National University Bundang Hospital, Seongnam 13620, Republic of Korea
5. Division of Radiology, Gangnam Heartscan Clinic, Seoul 06168, Republic of Korea
6. Division of Cardiology, Heart Stroke & Vascular Institute, Samsung Medical Center, Seoul 06351, Republic of Korea
7. Division of Cardiology, Seoul St. Mary’s Hospital, College of Medicine, The Catholic University of Korea, Seoul 06591, Republic of Korea