Affiliation: | 1. Department of Radiology, Incheon St. Mary's Hospital, The Catholic University of Korea, Incheon, South Korea;2. Department of Neurology, College of Medicine, The Catholic University of Korea, Seoul, South Korea;3. Department of Radiology, College of Medicine, The Catholic University of Korea, Seoul, South Korea;4. Division of Life and Pharmaceutical Sciences & College of Pharmacy, Ewha Womans University, Seoul, South Korea |