1. Department of Radiation Oncology Korea Institute of Radiological and Medical Sciences Seoul Korea
2. Department of Radiation Oncology Soonchunhyang University College of Medicine Bucheon Korea
3. Department of Internal Medicine Korea Institute of Radiological and Medical Sciences Seoul Korea
4. Department of General Surgery Korea Institute of Radiological and Medical Sciences Seoul Korea
5. Department of Radiation Oncology Dongnam Institute of Radiological and Medical Sciences Busan Korea
6. Department of Internal Medicine Dongnam Institute of Radiological and Medical Sciences Busan Korea
7. Department of Radiation Oncology Seoul National University College of Medicine Seoul Korea
8. Department of Radiation Oncology Soonchunhyang University College of Medicine Seoul Korea
9. Department of Radiation Oncology Soonchunhyang University College of Medicine Cheonan Korea
10. Department of Radiation Oncology Inha University Hospital Inha University School of Medicine Incheon Korea
11. Department of Radiation Oncology Haeundae Paik Hospital Inje University School of Medicine Busan Korea
12. Department of Radiation Oncology Hanyang University Hospital Seoul Korea