1. Department of Surgical Pathology Hyogo College of Medicine Nishinomiya Japan
2. Department of Neurosurgery Hyogo College of Medicine Nishinomiya Japan
3. Department of Surgical Pathology Hyogo Cancer Center Akashi Japan
4. Institute for Advanced Medical Sciences Hyogo College of Medicine Nishinomiya Japan
5. Department of Therapeutic Progress in Brain Diseases Hyogo College of Medicine Nishinomiya Japan