1. Department of Pathology; Brain Research Institute, University of Niigata; Niigata Japan
2. Department of Neurology; Graduate School of Medical Science, Kyoto Prefectural University of Medicine; Kyoto Japan
3. Department of Functional Neurosurgery; Epilepsy Center; Nishi-Niigata Chuo National Hospital; Niigata Japan
4. National Center of Neurology and Psychiatry; Tokyo Japan
5. National Medical Center for Children and Mothers; National Center for Child Health and Development; Tokyo Japan
6. Comprehensive Epilepsy Center, Seirei Hamamatsu General Hospital; Hamamatsu Japan
7. Department of Neurosurgery; University of Hiroshima; Hiroshima Japan