1. Department of Neuropsychiatry Graduate School of Wakayama Medical University 811‐1 Kimiidera Wakayama 641‐8509 Japan
2. Department of System Neurophysiology Graduate School of Wakayama Medical University 811‐1 Kimiidera Wakayama 641‐8509 Japan
3. Wakayama‐Minami Radiology Clinic 870‐2 Kimiidera Wakayama 641‐0012 Japan