1. Department of Radiation Oncology, Yonsei Cancer Center, Heavy Ion Therapy Research Institute, Yonsei University College of Medicine, Seoul, Korea
2. Medical Physics and Biomedical Engineering Lab (MPBEL), Yonsei University College of Medicine, Seoul, Korea
3. Department of Physics, Yonsei University, Seoul, Korea
4. Department of Medical Physics, Korea University, Seoul, Korea
5. Radiation Safety Section, Korea Institute of Radiological and Medical Sciences, Seoul, Korea
6. Research Team of Radiological Physics & Engineering, Korea Institute of Radiological & Medical Sciences, Seoul, Korea
7. Department of Radiation Oncology, Korea Institute of Radiological & Medical Sciences, Seoul, Korea
8. Oncosoft Inc., Seoul, Korea