1. Clinical Research Center, Asan Institute of Life Science, University of Ulsan College of Medicine, Asan Medical Center, Seoul, Korea.
2. Department of Biomedical Informatics, University of Ulsan College of Medicine, Asan Medical Center, Seoul, Korea.
3. Department of Pulmonology and Critical Medicine, University of Ulsan College of Medicine, Asan Medical Center, Seoul, Korea.
4. Department of Laboratory Medicine, University of Ulsan College of Medicine, Asan Medical Center, Seoul, Korea.
5. Department of Oncology, University of Ulsan College of Medicine, Asan Medical Center, Seoul, Korea.
6. Department of Thoracic Surgery, University of Ulsan College of Medicine, Asan Medical Center, Seoul, Korea.
7. Department of Pathology, University of Ulsan College of Medicine, Asan Medical Center, Seoul, Korea.
8. Office of Clinical Research Information, Asan Institute of Life Science, University of Ulsan College of Medicine, Asan Medical Center, Seoul, Korea.