1. Department of Radiology, Seoul National University College of Medicine, Seoul National University Hospital, Seoul, Korea, Republic of
2. Radiology, Seoul National University Bundang Hosipital, Seongnam, Korea, Republic of
3. Surgery, Seoul National University Bundang Hospital, Seongnam-si, Korea, Republic of
4. Pathology, Seoul National University Bundang Hospital, Seongnam-si, Korea, Republic of
5. Radiology, Chung-Ang University Hospital, Seoul, Korea, Republic of
6. Department of Electronic Engineering, Sogang University, Seoul, Korea, Republic of