1 Department of Radiology and Research Institute of Radiology, University of Ulsan College of Medicine, Asan Medical Center, Seoul, South Korea.
2 Department of Radiology and Research Institute of Radiology, University of Ulsan College of Medicine, Asan Medical Center, Seoul, South Korea. [email protected].
3 Department of Oncology, University of Ulsan College of Medicine, Asan Medical Center, Seoul, South Korea.
4 Department of Pathology, University of Ulsan College of Medicine, Asan Medical Center, Seoul, South Korea.
5 Department of Gastroenterology, University of Ulsan College of Medicine, Asan Medical Center, Seoul, South Korea.
6 Department of Surgery, University of Ulsan College of Medicine, Asan Medical Center, Seoul, South Korea.