1. Department of Psychoimmunology, Hyogo College of Medicine, Nishinomiya, Hyogo 663-8501, Japan
2. Department of Neuropsychiatry, Hyogo College of Medicine, Nishinomiya, Hyogo 663-8501, Japan
3. Department of Anatomy and Cell Biology, Hyogo College of Medicine, Nishinomiya, Hyogo 663-8501, Japan
4. General Education Center, Hyogo University of Health Sciences, Chuo-ku, Kobe, Hyogo 650-8530, Japan
5. Hirakata General Hospital for Developmental Disorders, 2-1-1, Tsudahigashi, Hirakata, Osaka 573-0122, Japan