1 Department of Radiology, Chonbuk National University Medical School and Hospital, Institute of Medical Science, Research Institute of Clinical Medicine, Biomedical Research Institute of Chonbuk National University Hospital, Jeonju, Jeonbuk, South Korea.
2 Department of Radiology, Chonbuk National University Medical School and Hospital, Institute of Medical Science, Research Institute of Clinical Medicine, Biomedical Research Institute of Chonbuk National University Hospital, Jeonju, Jeonbuk, South Korea. Electronic address: gyjin@chonbuk.ac.kr.
3 Department of Radiology, Chonbuk National University Medical School and Hospital, Institute of Medical Science, Research Institute of Clinical Medicine, Biomedical Research Institute of Chonbuk National University Hospital, Jeonju, Jeonbuk, South Korea; Department of Pathology, Chonbuk National University Medical School and Hospital, Institute of Medical Science, Research Institute of Clinical Medicine, Biomedical Research Institute of Chonbuk National University Hospital, Jeonju, Jeonbuk, South Korea.