Affiliation: | 1. Department of Diagnostic Radiology, Research Institute of Radiological Science, Yonsei University College of Medicine, Seoul Korea;2. Department of Diagnostic Radiology, Inje University College of Medicine, Haeundae Paik Hospital, Busan, Korea;3. Department of Pathology, Research Institute of Radiological Science, Yonsei University College of Medicine, Seoul Korea;4. Department of Diagnostic Radiology, Bundang CHA Medical Center, CHA University, School of Medicine, Seongnam, Korea |