1. Division of Endocrinology, Department of Internal Medicine, National Cancer Center, Goyang, South Korea
2. Department of Clinical Research Design and Evaluation, SAIHST, Sungkyunkwan University, Seoul, South Korea
3. Center for Clinical Epidemiology, Samsung Medical Center, Sungkyunkwan University School of Medicine, Seoul, South Korea
4. National Cancer Control Institute, National Cancer Center, Goyang, South Korea
5. Department of Cancer Biomedical Science, National Cancer Center Graduate School of Cancer Science and Policy, National Cancer Center, Goyang, South Korea
6. Translational Epidemiology Research Branch, Research Institute, National Cancer Center, Goyang, South Korea
7. Center for Breast Cancer, Research Institute and Hospital, National Cancer Center, Goyang, Korea
8. Center for Liver Cancer, National Cancer Center, Goyang, South Korea
9. Division of Hematology/Oncology, Department of Medicine, Samsung Medical Center, Sungkyunkwan University School of Medicine, Seoul, South Korea
10. Department of Epidemiology, and Welch Center for Epidemiology, Prevention, and Clinical Research, Johns Hopkins Bloomberg School of Public Health, Baltimore, Maryland
11. National Center for Epidemiology, Instituto de Salud Carlos III, and Consortium for Biomedical Research in Epidemiology and Public Health (CIBERESP), Madrid, Spain
12. Department of Laboratory Medicine, Hospital, National Cancer Center, Goyang, South Korea