1. Department of Neurology, Laboratory for Neurotherapeutics, Comprehensive Epilepsy Center, Biomedical Research Institute, Seoul National University Hospital; Program in Neuroscience, Seoul National University College of Medicine, Seoul, Korea.
2. Department of Neurology, Samsung Changwon Hospital, Sungkyunkwan University School of Medicine, Changwon, Korea.
3. Department of Neurology, Seoul Paik Hospital, Inje University College of Medicine, Seoul, Korea.