1. Department of Neurology, Ajou University School of Medicine , Suwon , Republic of Korea
2. Department of Neurology, Ajou University Hospital , Suwon , Republic of Korea
3. Department of Neurology, Kangnam Sacred Heart Hospital, Hallym University College of Medicine , Seoul , Republic of Korea
4. Department of Neurology, Kyung Hee University Hospital at Gangdong , Seoul , Republic of Korea
5. Department of Neurology, Kangbuk Samsung Hospital , Seoul , Republic of Korea
6. Department of Neurology, CHA Bundang Medical Center, CHA University , Seongnam , Republic of Korea
7. MR Clinical Solutions & Research Collaborations, GE Healthcare, Seoul , Republic of Korea
8. Department of Radiology, Seoul National University Hospital, Seoul National University College of Medicine , Seoul , Republic of Korea
9. Institute of Radiation Medicine, Seoul National University Medical Research Center , Seoul , Republic of Korea
10. Department of Neurology, Seoul National University Hospital, Seoul National University College of Medicine , Seoul , Republic of Korea