Affiliation: | a Department of Internal Medicine, Seoul National University College of Medicine, Seoul National University Bundang Hospital, Seongnam-si, Gyeonggi-do, Republic of Korea b Department of Radiology, Seoul National University College of Medicine, Seoul National University Bundang Hospital, Seongnam-si, Gyeonggi-do, Republic of Korea c Johns Hopkins Ciccarone Center for the Prevention of Heart Disease, Baltimore, Maryland d Department of Radiology, Beth Israel Deaconess Medical Center, Boston, Massachusetts e Department of Internal Medicine, Yonsei University Medical College, Seoul, Republic of Korea |