1. 1 Department of Neurosurgery, Brain Research Institute, Niigata University, Niigata, Japan
2. 2 Epilepsy Center, Cleveland Clinic, Cleveland, OH, USA
3. 3 Department of Child Neurology, Medical College of Wisconsin, Milwaukee, WI, USA
4. 4 Department of Anatomic Pathology, Cleveland Clinic, Cleveland, OH, USA
5. 5 Department of Epileptology, Tohoku University School of Medicine, Sendai, Japan
6. 6 Department of Neurosurgery, Cleveland Clinic, Cleveland, OH, USA