1. Department of Radiation Oncology; Gyeongsang National University School of medicine and Gyeongsang National University Hospital; Jinju Republic of Korea
2. Institute of Health Sciences, Gyeongsang National University; Jinju Republic of Korea
3. Department of Radiation Oncology; Gyeongsang National University School of medicine and Gyeongsang National University Changwon Hospital; Changwon Republic of Korea
4. Department of Internal Medicine; Gyeongsang National University School of Medicine and Gyeongsang National University Hospital; Jinju Republic of Korea
5. Department of Internal Medicine; Gyeongsang National University School of Medicine and Gyeongsang National University Changwon Hospital; Changwon Republic of Korea
6. Department of Emergency medicine; Gyeongsang National University School of Medicine and Gyeongsang National University Changwon Hospital; Changwon Republic of Korea