[1] Department of Radiation Oncology, Asan Medical Center, University of Ulsan College of Medicine, Seoul, Korea, Republic of
[2] Department of Oncology, Asan Medical Center, University of Ulsan College of Medicine, Seoul, Korea, Republic of
[3] Department of Pulmonary and Critical Care Medicine, Asan Medical Center, University of Ulsan College of Medicine, Seoul, Korea, Republic of
[4] Department of Thoracic and Cardiovascular Surgery, Asan Medical Center, University of Ulsan College of Medicine, Seoul, Korea, Republic of
[5] Department of Neurosurgery, Asan Medical Center, University of Ulsan College of Medicine, Seoul, Korea, Republic of