1. From the Department of Radiology (M.R.K.) and Division of Biostatistics, Department of R&D Management (M.Y.L., S.K.), Kangbuk Samsung Hospital, Sungkyunkwan University School of Medicine, 81 Irwon-ro, Gangnam-gu, Seoul 06351, South Korea; Department of Radiology, Samsung Medical Center, Sungkyunkwan University School of Medicine, Seoul, South Korea (J.S.C., E.S.K., E.Y.K., B.K.H.); and Department of Digital Health, SAIHST, Sungkyunkwan University, Seoul, South Korea (J.S.C.).