1. Department of Radiology; Hanyang University College of Medicine; Hanyang University Hospital; Seoul South Korea
2. Department Neurology; Hanyang University College of Medicine; Hanyang University Hospital; Seoul South Korea
3. Department of Radiology; Hanyang University College of Medicine; Hanyang University Guri Hospital; Guri South Korea
4. Department of Rheumatology; Hanyang University College of Medicine; Hanyang University Hospital; Seoul South Korea