1. Department of System Cancer Science, Graduate School of Cancer Science and Policy, National Cancer Center, Seoul, Korea
2. Translational Epidemiology Branch, Research Institute, National Cancer Center, Seoul, Korea
3. Department of Laboratory Medicine, Center for Diagnostic Oncology, Hospital, National Cancer Center, Seoul, Korea
4. Department of Biomedical Science, College of Life Science, CHA University, Seoul, Korea
5. Biomedical Research Center, Asan Institute for Science and Department of Pathology, Asan Medical Center, University of Ulsan, College of Medicine, Ulsan, Korea
6. Department of Life Science, Chung-Ang University, Seoul, Korea