| Affiliation: | 1. Division of Pulmonology, National Cancer Center, Goyang, Gyeonggi, Korea;2. Biostatistics Collaboration Team, Research Core Center, National Cancer Center, Goyang, Gyeonggi, Korea;3. Department of Pathology, National Cancer Center, Goyang, Gyeonggi, Korea;4. Department of Nuclear Medicine, National Cancer Center, Goyang, Gyeonggi, Korea;5. Department of Radiology, National Cancer Center, Goyang, Gyeonggi, Korea;6. Department of Thoracic Surgery, National Cancer Center, Goyang, Gyeonggi, Korea;7. Division of Pulmonary and Critical Care Medicine, Department of Internal Medicine, Seoul National University Bundang Hospital, Seongnam, Gyeonggi, Korea;8. Department of Pulmonary and Critical Care Medicine, Asan Medical Center, University of Ulsan College of Medicine, Seoul, Korea;9. Division of Pulmonary and Critical Care Medicine, Department of Internal Medicine, Seoul National University Hospital, Seoul, Korea;10. Division of Pulmonary and Critical Care Medicine, Department of Medicine, Samsung Medical Center, Sungkyunkwan University School of Medicine, Seoul, Korea;11. Department of Health Informatics and Biostatistics, Graduate School of Public Health, Yonsei University, Seoul, Korea |
