1. Department of Oncology, College of Medicine, Soonchunhyang University, Dongnam, Cheonan, Chungcheongnam 31151, Republic of Korea
2. Department of Pathology, College of Medicine, Soonchunhyang University, Dongnam, Cheonan, Chungcheongnam 31151, Republic of Korea
3. R&D Center Pharmaceutical Laboratory, Korean Drug Co., Ltd., Gangnam, Seoul 06300, Republic of Korea
4. Soonchunhyang Medical Science Research Institute, College of Medicine, Soonchunhyang University, Dongnam, Cheonan, Chungcheongnam 31151, Republic of Korea
5. Department of Surgery, College of Medicine, Soonchunhyang University, Dongnam, Cheonan, Chungcheongnam 31151, Republic of Korea