1. Department of Surgery, Dankook University Hospital, Cheonan, Korea.
2. Jinwoo Bio Co., Ltd., Seoul, Korea.
3. Department of Surgery, Seoul National University Bundang Hospital, Seoul National University College of Medicine, Seongnam, Korea.
4. Department of Pathology, Samsung Medical Center, Seoul, Korea.
5. Department of Surgery, Yongin Severance Hospital, Yongin, Korea.