1. Department of Surgery; Samsung Medical Center; Sungkyunkwan University School of Medicine; Seoul Korea
2. Department of Pathology; Samsung Medical Center; Sungkyunkwan University School of Medicine; Seoul Korea
3. Department of Radiation Oncology; Samsung Medical Center; Sungkyunkwan University School of Medicine; Seoul Korea
4. Department of Medicine; Samsung Medical Center; Sungkyunkwan University School of Medicine; Seoul Korea
5. Department of Diagnostic Radiology; Samsung Medical Center; Sungkyunkwan University School of Medicine; Seoul Korea