aDepartment of Neurology, Ewha Womans University School of Medicine, Seoul, Korea.
bDepartment of Neurology, Yonsei University College of Medicine, Seoul, Korea.
cDepartment of Neurology, Keimyung University College of Medicine, Daegu, Korea.
dDepartment of Neurology, Seoul National University College of Medicine, Seoul, Korea.
eDepartment of Neurology, University of Ulsan College of Medicine, Asan Medical Center, Seoul, Korea.
fDepartment of Neurology, Catholic University of Daegu School of Medicine, Daegu, Korea.
gDepartment of Neurology, Ajou University College of Medicine, Suwon, Korea.
hDepartment of Neurology, Hangang Sacred Heart Hospital, Hallym University College of Medicine, Seoul, Korea.
iDepartment of Neurology, Sanggye Paik Hospital, Seoul, Korea.
jDepartment of Neurology, Pusan National University College of Medicine, Busan, Korea.
kDepartment of Neurology, Hanyang University College of Medicine, Seoul, Korea.
lDepartment of Neurology, Kangdong Sacred Heart Hospital, Hallym University College of Medicine, Seoul, Korea.
mDepartment of Neurology, Sungkyunkwan University School of Medicine, Seoul, Korea.
nDepartment of Neurology, Kyung Hee University College of Medicine, East-West Neo Medical Center, Seoul, Korea.
oDepartment of Neurology, Dongguk University College of Medicine, Gyeongju, Korea.
pDepartment of Neurology, Chungnam National University College of Medicine, Daejeon, Korea.
qDepartment of Neurology, CHA University, Pocheon, Korea.
rDepartment of Neurology, NHIC Ilsan Hospital, Goyang, Korea.
sDepartment of Neurology, Jeju National University College of Medicine, Jeju, Korea.
tDepartment of Neurology, Yonsei University Wonju College of Medicine, Wonju, Korea.
uDepartment of Neurology, Konkuk University College of Medicine, Seoul, Korea.
vDepartment of Biological Science, Kongju National University, Gongju, Korea.