1. Department of Neurology, Kangwon National University Hospital, Kangwon National University College of Medicine, Chuncheon, Korea.
2. Department of Biomedical Engineering, Hanyang University, Seoul, Korea.
3. Department of Neurology, Konyang University College of Medicine, Daejeon, Korea.
4. Department of Neurology, Dong-A Medical Center, Dong-A University College of Medicine, Busan, Korea.
5. Department of Neurology, Inje University College of Medicine, Haeundae Paik Hospital, Busan, Korea.
6. Department of Neurology, Samsung Medical Center, Sungkyunkwan University School of Medicine, Seoul, Korea.
7. Department of Neurology, Eulji University College of Medicine, Daejeon, Korea.
8. Department of Neurology, Ewha Womans University School of Medicine, Seoul, Korea.
9. Department of Neurology, Pusan National University School of Medicine, Busan, Korea.
10. Department of Neurology, Keimyung University Dongsan Medical Center, Daegu, Korea.
11. Department of Pharmacology and Medicinal Toxicology Research Center, Inha University School of Medicine, Incheon, Korea.
12. Department of Neurology, Yonsei University Wonju College of Medicine, Wonju, Korea.
13. Department of Neurology, Inha University School of Medicine, Incheon, Korea.