1. Department of Radiology, CHA Bundang Medical Center, CHA University, Yatap-dong, Bundang-gu, Seongnam-si, Gyeonggi-do, Republic of Korea
2. Division of Radiology, Center for Breast Cancer, National Cancer Center, Madu 1-dong, Ilsandong-gu, Goyang-si, Gyeonggi-do, Republic of Korea
3. Department of Radiology, CHA Kangnam Medical Center, CHA University, Yeoksam-dong, Gangnam-gu, Seoul, Republic of Korea