1. Cancer Research Institute, Seoul National University, Seoul, Korea.
2. Department of Surgery, Seoul National University Hospital, Seoul, Korea.
3. Department of Surgery, Seoul National University College of Medicine, Seoul, Korea.
4. Department of Biomedical Sciences, Seoul National University College of Medicine, Seoul, Korea.
5. Department of Nuclear Medicine, Seoul National University College of Medicine, Seoul, Korea.
6. Department of General, Visceral and Transplant Surgery, University of Mainz, Mainz, Germany.
7. Institute of Radiation Medicine, Medical Research Center, Seoul National University College of Medicine Seoul, Korea.
8. Department of Surgery, Seoul National University Bundang Hospital, Seongnam, Korea.