Institution: | 1. Department of Radiation Oncology, Yonsei Cancer Center, Yonsei University College of Medicine, Seoul, Republic of Korea;2. Department of Radiation Oncology, Ajou University School of Medicine, Suwon, Republic of Korea;3. Department of Radiation Oncology, Seoul National University College of Medicine, Seoul, Republic of Korea;4. Department of Radiation Oncology, Samsung Medical Center, Sungkyunkwan University School of Medicine, Seoul, Republic of Korea;5. Department of Radiation Oncology, Ewha Womans University College of Medicine, Seoul, Republic of Korea;6. Department of Radiation Oncology, Gangnam Severance Hospital, Yonsei University College of Medicine, Seoul, Republic of Korea;7. Department of Radiation Oncology, Korea University Ansan Hospital, Korea University Medical College, Seoul, Republic of Korea;8. Department of Radiation Oncology, Wonju Severance Christian Hospital, Yonsei University Wonju College of Medicine, Republic of Korea;9. Department of Radiation Oncology, Gachon University Gil Medical Center, Incheon, Republic of Korea;10. Department of Radiation Oncology, Keimyung University Dongsan Medical Center, Keimyung University School of Medicine, Daegu, Republic of Korea;11. Department of Radiation Oncology, Chung-Ang University Hospital, Seoul, Republic of Korea;12. Department of Radiation Oncology, Chonnam National University Hwasun Hospital, Chonnam National University Medical School, Hwasun, Republic of Korea;13. Department of Radiation Oncology, Hallym University Dongtan Sacred Heart Hospital, Hwasung, Republic of Korea;14. Department of Radiation Oncology, Chonbuk National University Hospital, Jeonju, Republic of Korea;15. Department of Radiation Oncology, Uijeongbu St. Mary’s Hospital, The Catholic University of Korea, Uijeongbu, Republic of Korea;p. Department of Radiation Oncology, Inha University Hospital, Inha University of Medicine, Incheon, Republic of Korea;q. Department of Radiation Oncology, Andong Medical Group Andong Hospital, Andong, Republic of Korea;r. Department of Radiation Oncology, Eunpyeong St. Mary’s Hospital, College of Medicine, The Catholic University of Korea, Seoul, Republic of Korea;s. Department of Radiation Oncology, Jeju National University Hospital, Jeju, Republic of Korea;t. Department of Radiation Oncology, Kyungpook National University Chilgok Hospital, Daegu, Republic of Korea;u. Department of Radiation Oncology, Asan Medical Center, University of Ulsan College of Medicine, Seoul, Republic of Korea;v. Department of Radiation Oncology, CHA Bundang Medical Center, CHA University, Seongnam, Republic of Korea |