1. Department of Neurology, Pusan National University Hospital, Pusan National University School of Medicine and Biomedical Research Institute, Busan, Korea.
2. Department of Neurology, Seoul National University College of Medicine, Seoul National University Bundang Hospital, Seongnam, Korea.
3. Department of Neurology, Pusan National University Yangsan Hospital, Pusan National University School of Medicine and Biomedical Research Institute, Yangsan, Korea.
4. Department of Neurology, Chonbuk National University School of Medicine, Jeonju, Korea.
5. Department of Neurology, Kyungpook National University School of Medicine, Daegu, Korea.
6. Department of Neurology, Wonkwang University School of Medicine, Institute of Wonkwang Medical Science and Regional Cardiocerebrovascular Center, Iksan, Korea.
7. Department of Neurology, Chonnam National University Medical School, Chonnam National University Hospital, Gwangju, Korea.
8. Department of Neurology, Chungnam National University School of Medicine, Daejeon, Korea.
9. Research Administration Team, Seoul National University Bundang Hospital, Seongnam, Korea.