1. CoMIT Department of Neurological Diagnosis and Restoration, Graduate School of Medicine, Osaka University, Suita, Osaka, Japan
2. Ricoh, Osaka, Japan
3. Ricoh, Kanagawa, Japan
4. United Graduate School of Child Development, Osaka University, Suita, Japan
5. Department of Neurosurgery, Graduate School of Medicine, Osaka University, Suita, Osaka, Japan