1. Department of Convergence Medicine & Stem Cell Center, Asan Institute for Life Sciences, Asan Medical Center, University of Ulsan College of Medicine, Seoul 05505, Korea
2. Department of Biomedical Science, College of Life Science and Center for Embryo & Stem Cell Research, CHA Advanced Research Institute, CHA University, Seongnam 13488, Korea
3. Division of Hepato-Biliary and Pancreatic Surgery, Department of Surgery, Asan Medical Center, University of Ulsan College of Medicine, Seoul 05505, Korea
4. Department of Pathology, Asan Medical Center, University of Ulsan College of Medicine, Seoul 05505, Korea