Affiliation: | (1) Dept. of Neurology, Samsung Medical Center, Sungkyunkwan University School of Medicine, 50 Irwon-dong, Gangnam-gu, Seoul, 135-710, South Korea;(2) Dept. of Biomedical Engineering, Hanyang University, Sungdong, 55, Seoul, 133-605, South Korea;(3) Dept. of Neurology, Inam Neuroscience Research Center College of Medicine Wonkwang University, Gyeonggi-do, Korea |