1. Department of Radiology, Korea University Ansan Hospital, Korea University College of Medicine, Ansan, Korea.
2. Department of Radiology, Bundang CHA Medical Center, CHA University, Seongnam, Korea.
3. Department of Radiology, Korea University Guro Hospital, Korea University College of Medicine, Seoul, Korea.
4. Department of Radiology, Korea University Anam Hospital, Korea University College of Medicine, Seoul, Korea.
5. Department of Pathology, Korea University Ansan Hospital, Korea University College of Medicine, Ansan, Korea.
6. Medical Science Research Center, Korea University Ansan Hospital, Ansan, Korea.
7. Division of Breast Endocrine Surgery, Department of General Surgery, Korea University Ansan Hospital, Korea University College of Medicine, Ansan, Korea.