Affiliation: | 1. Department of Medical Neuroscience and Neurosurgery, Chungbuk National University, College of Medicine, Cheongju, South Korea;2. Department of Neurosurgery, Chungbuk National University Hospital, Cheongju, South Korea;3. Bioimaging Research Team, Korea Basic Science Institute, Cheongju, South Korea;4. Department of Radiology, Daejeon St. Mary''s Hospital, The Catholic University of Korea, Daejeon, South Korea |