Department of Neurology, National Medical Center, Seoul, Korea
aDepartment of Neurology, Korea University Guro Hospital, Korea University College of Medicine, Seoul, Korea
bDepartment of Neurology, Severance Hospital, Yonsei University College of Medicine, Seoul, Korea
cDepartment of Neurology, Hanyang University Seoul Hospital, Hanyang University College of Medicine, Seoul, Korea
dDepartment of Neurology, Kangwon National University Hospital, Kangwon National University College of Medicine, Chuncheon, Korea
eDepartment of Neurology, Chonnam National University Hospital, Chonnam National University Medical School, Gwangju, Koreae
fDepartment of Neurology, Seoul National University Bundang Hospital, Seoul National University College of Medicine, Seongnam, Korea
gDepartment of Neurology, Catholic Kwandong University International St. Mary's Hospital, Catholic Kwandong University College of Medicine, Incheon, Korea
hDepartment of Neurology, Inje University Ilsan Paik Hospital, Inje University College of Medicine, Goyang, Korea
iDepartment of Neurology, Kangdong Sacred Heart Hospital, Hallym University College of Medicine, Seoul, Korea
jDepartment of Neurology, Daegu Catholic University Medical Center, Daegu Catholic University School of Medicine, Daegu, Korea
kDepartment of Neurology, Chung-Ang University Hospital, Chung-Ang University College of Medicine, Seoul, Korea
lDepartment of Neurology, Kyung Hee University Hospital, Kyung Hee University College of Medicine, Seoul, Korea
mDepartment of Neurology, Chungnam National University Hospital, Chungnam National University College of Medicine, Daejeon, Korea
nDepartment of Neurology, Wonkwang University Hospital, Wonkwang University School of Medicine, Iksan, Korea
oDepartment of Neurology, Nowon Eulji Medical Center, Eulji University School of Medicine, Seoul, Korea
pDepartment of Neurology, Seoul St. Mary’s Hospital, College of Medicine, The Catholic University of Korea, Seoul, Korea
qDepartment of Neurology, Ewha Womans University Mokdong Hospital, Ewha Womans Univerrsity College of Medicine, Seoul, Korea
rDepartment of Neurology, Dong-A University Hospital, Dong-A University College of Medicine, Busan, Korea
sDepartment of Neurology, Uijeongbu Eulji Medical Center, Eulji University School of Medicine, Uijeongbu, Koreas
tDepartment of Neurology, Inje University Busan Paik Hospital, Inje University College of Medicine, Busan, Korea
uDepartment of Neurology, Konkuk University Medical Center, Konkuk University School of Medicine, Seoul, Korea
vDepartment of Neurology, Pusan National University Yangsan Hospital, Pusan National University School of Medicine, Yangsan, Korea
wDepartment of Neurology, Hanyang University Guri Hospital, Hanyang University College of Medicine, Guri, Korea