1. Department of Rehabilitation; Hibino Hospital; Hiroshima Japan
2. Department of Neurosurgery, Graduate School of Biomedical and Health Science; Hiroshima University; Hiroshima Japan
3. Department of Neurosurgery; Hiroshima Red Cross Hospital and Atomic-bomb Survivors Hospital; Hiroshima Japan
4. Department of Psychiatry and Neuroscience, Graduate School of Biomedical and Health Science; Hiroshima University; Hiroshima Japan
5. Department of Neurology; Shimane University; Izumo-shi Shimane Japan