1. Department of Biomedical Engineering, Inje University, Gimhae 50834, South Korea
2. Department of Emergency and Disaster Management, Inje University, Gimhae 50834, South Korea
3. Department of Radiological Science, Dongseo University, Busan 47011, South Korea
4. Department of Radiological Science, International University of Korea, Jinju 52833, South Korea
5. Department of Radiation Oncology, Busan Paik Hospital, Inje University, Busan 47392, South Korea