aDepartment of Neurology, Korea University College of Medicine, Seoul, Korea.
bDepartment of Neurology, Pusan National University Yangsan Hospital, Yangsan, Korea.
cDepartment of Neurology, Inje University College of Medicine, Ilsan Paik Hospital, Goyang, Korea.
dDepartment of Neurology, Seoul National University College of Medicine, Seoul, Korea.
eDepartment of Neurology, Chung-Ang University College of Medicine, Seoul, Korea.
fDepartment of Neurology, Samsung Medical Center, Sungkyunkwan University School of Medicine, Seoul, Korea.
gDepartment of Neurology, National Health Insurance Corporation Ilsan Hospital, Goyang, Korea.
hDepartment of Neurology, Inje University College of Medicine, Busan Paik Hospital, Busan, Korea.
IDepartment of Neurology, Chonnam National University Medical School, Gwangju, Korea.
jDepartment of Neurology, University of Ulsan College of Medicine, Ulsan, Korea.
kDepartment of Neurology, College of Medicine, Inje University Seoul Paik Hospital, Seoul, Korea.
lDepartment of Neurology, University of Ulsan College of Medicine, Asan Hospital, Seoul, Korea.
mDepartment of Neurology, College of Medicine, Soonchunhyang University Bucheon Hospital, Bucheon, Korea.
nDepartment of Neurology, Kyung Hee University College of Medicine, Seoul, Korea.
oDepartment of Neurology, CHA University College of Medicine, Seongnam, Korea.
pDepartment of Neurology, College of Medicine, Hanyang University, Seoul, Korea.
qDepartment of Neurology, Seoul National University Boramae Hospital, Seoul, Korea.
rDepartment of Neurology, College of Medicine, Chungbuk National University, Chungbuk National University Hospital, Daejeon, Korea.
sDepartment of Neurology, Pusan National University School of Medicine and Medical Research Institute, Busan, Korea.
tDepartment of Neurology, Seoul National University Bundang Hospital, Seongnam, Korea.
uDepartment of Neurology, College of Medicine, The Catholic University of Korea, Seoul, Korea.
vDepartment of Neurology, Kosin University College of Medicine, Busan, Korea.
wDepartment of Neurology, College of Medicine, Inje University, Sanggye Paik Hospital, Seoul, Korea.
xDepartment of Neurology, Gyeongsang National University School of Medicine, Jinju, Korea.
yDepartment of Neurology, Konkuk University School of Medicine, Daejeon, Korea.
zDepartment of Neurology, Yeungnam University College of Medicine, Daegu, Korea.
a-1Department of Neurology, Jeju National University Hospital, Jeju, Korea.
b-1Department of Neurology, Konyang University Hospital, Daejeon, Korea.
c-1Department of Neurology, Ewha Womans University Mokdong Hospital, Seoul, Korea.
d-1Department of Neurology, School of Medicine, Kyungpook National Univeristy, Daegu, Korea.
e-1Department of Neurology, College of Medicine, Soonchunhyang University, Cheonan, Korea.
f-1Department of Neurology, College of Medicine, The Catholic University of Korea, Incheon, Korea.
g-1Department of Neurology, Yonsei University College of Medicine, Seoul, Korea.
h-1Department of Neurology, Dong-A University Medical Centre, Busan, Korea.