[1
]
Department of Neurosurgery, Samsung Medical Center, Sungkyunkwan University, School
of Medicine, 81 Irwon-ro, Gangnam-gu, Seoul, 06351, South Korea.
[2
]
Department of Neurology, Samsung Medical Center, Sungkyunkwan University, School of
Medicine, Seoul, South Korea.
[3
]
Department of Neurosurgery, Samsung Medical Center, Sungkyunkwan University, School
of Medicine, 81 Irwon-ro, Gangnam-gu, Seoul, 06351, South Korea. kwanpark@skku.edu.