1. Department of Radiology Gyeongsang National University School of Medicine and Gyeongsang National University Changwon Hospital Changwon South Korea
2. Department of Radiology Dong‐A University College of Medicine Busan South Korea
3. Department of Surgery Dong‐A University College of Medicine Busan South Korea
4. Department of Pathology Dong‐A University College of Medicine Busan South Korea