Affiliation: | 1. Department of Radiology, Soonchunhyang University Bucheon Hospital, Bucheon, Korea;2. Department of Orthopedics, Soonchunhyang University Bucheon Hospital, Bucheon, Korea;3. Department of Radiology, College of Medicine, Inje University, Korea;4. Department of Radiology, Soonchunhyang University Seoul Hospital, Seoul, Korea;5. Department of Biomedical Statistics, Soonchunhyang University Bucheon Hospital, Bucheon, Korea |