1. Department of Radiological and Clinical Research, Korea Cancer Center Hospital, Korea Institute of Radiological and Medical Sciences, Seoul 01812, Republic of Korea
2. Department of Surgery, Korea Cancer Center Hospital, Korea Institute of Radiological and Medical Sciences, Seoul 01812, Republic of Korea
3. Department of Radiological and Medico‑Oncological Sciences, Korea University of Science and Technology, Daejeon 34113, Republic of Korea