1. Department of Radiation Oncology, Chonbuk National University Hospital-Chonbuk National University Medical School, Jeonju, Republic of Korea;
2. Research Institute of Clinical Medicine of Chonbuk National University-Biomedical Research Institute of Chonbuk National University Hospital, Jeonju, Republic of Korea;
3. Division of Cardiovascular Thoracic Surgery, Chonbuk National University Hospital-Chonbuk National University Medical School, Jeonju, Republic of Korea;
4. Department of Nuclear Medicine, Chonbuk National University Hospital-Chonbuk National University Medical School, Jeonju, Republic of Korea;
5. Department of Obstetrics and Gynecology, Chonbuk National University Hospital-Chonbuk National University Medical School, Jeonju, Republic of Korea