1. Department of Radiology, Kyung Hee University Hospital at Gangdong, Kyung Hee University School of Medicine, Seoul, Republic of Korea
2. Department of Radiology, National Police Hospital, Seoul, Republic of Korea
3. Department of Orthopedic Surgery, Kyung Hee University Hospital at Gangdong, Seoul, Republic of Korea
4. Department of Radiology, Soonchunhyang University Bucheon Hospital, Bucheon, Republic of Korea
5. Department of Radiology, Kyung Hee University Medical Center, Seoul, Republic of Korea
6. Department of Emergency Medicine, Sanggye Paik Hospital, Inje University College of Medicine, Seoul, Republic of Korea