Major Professional Experiences (Residency, Internship)
- Present, Director/Chairman of Department of Radiation Oncokogy, CHA Bundang Medical Center, CHA University, Gyeonggi-Do, Korea
- Fellowship of Department of Radiation Oncology, Kangnam Severance Hospital, Yonsei University College of Medicine, Seoul, Korea
- Fellowship of Department of Radiation Oncology, Wonju Presbyterian Hospital, Kangwon-Do, Korea
- Residency in Severance Hospital, Yonsei University College of Medicine, Seoul, Korea
- Internship in Severance Hospital, Yonsei University College of Medicine, Seoul, Korea