1. Department of Neurology; Korea University College of Medicine and Korea University Ansan Hospital; Ansan Korea
2. Department of Neurology; Pusan National University Hospital; Pusan National University School of Medicine and Medical Research Institute; Busan Korea
3. Department of Neurology; Dong-A Medical Center; Dong-A University College of Medicine; Busan Korea
4. Department of Neurology; Changwon Fatima Hospital; Changwon Korea
5. Department of Neurology; Catholic Kwandong University College of Medicine; Gangneung Korea
6. Department of Neurology; Konkuk University Medical Center and Konkuk University School of Medicine; Seoul Korea
7. Department of Neurology; Seoul National University College of Medicine and Clinical Neuroscience Center; Seoul National University Bundang Hospital; Seoul Korea
8. Department of Neurology; The Catholic University of Korea College of Medicine; Seoul Korea
9. Department of Neurology; Samsung Medical Center; Sungkyunkwan University School of Medicine; Seoul Korea
10. Department of Neurology; Inha University School of Medicine; Incheon Korea