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aDepartment of Neurology, College of Medicine, Chungbuk National University, Chungbuk National University Hosptial, Daejeon, Korea
bDepartment of Neurology, College of Medicine, Konkuk University, Seoul, Korea
cDepartment of Neurology, Seoul National University Boramae Hospital, Seoul, Korea
dDepartment of Neurology, Seoul National University Bundang Hospital, Seongnam, Korea
eDepartment of Neurology, Seoul National University Hospital, Seoul, Korea
Copyright © 2012 The Korean Movement Disorder Society
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