1. Division of Cardiology, Department of Internal Medicine, Severance Cardiovascular Hospital, Yonsei University College of Medicine, 50 Yonseiro, Seodaemun-gu, Seoul, Republic of Korea
2. Department of Cardiology, CHA Bundang Medical Center, CHA University, 59, Yatap-ro, Bundang-gu, Seongnam, Gyeonggi-do, Republic of Korea
3. Department of Biomedical Systems Informatics, Biostatistics Collaboration Unit, Yonsei University College of Medicine, 50 Yonseiro, Seodaemun-gu, Seoul, Republic of Korea
4. Institute of Cardiovascular Sciences, University of Birmingham, Edgbaston, Birmingham, UK
5. Liverpool Centre for Cardiovascular Science, University of Liverpool, Liverpool, UK