1. Division of Cardiology Department of Medicine Ilsan Paik HospitalInje University School of Medicine Goyang Korea
2. Division of Cardiology Department of Medicine Samsung Medical CenterSungkyunkwan University School of Medicine Seoul Korea
3. Cardiovascular Imaging Center Heart Vascular Stroke InstituteSamsung Medical CenterSungkyunkwan University School of Medicine Seoul Korea
4. Biostatistics team, Statistics and Data Center Samsung Medical Center Seoul Korea
5. Department of Mathematical and Statistical Sciences University of Alberta Edmonton AB Canada