1. Institute for Advanced Medical Sciences, Hyogo College of Medicine, Nishinomiya, Japan.
2. Graduate School of Science and Technology, Kwansei Gakuin University, Sanda, Japan.
3. Department of Therapeutic Progress in Brain Diseases, Hyogo College of Medicine, Nishinomiya, Japan.
4. Department of Neurosurgery, Hyogo College of Medicine, Nishinomiya, Japan.