1. Department of Neuropsychiatry Keio University School of Medicine Tokyo Japan
2. Department of Neuropsychiatry Kansai Medical University Osaka Japan
3. Department of Psychiatry School of Medicine Fukuoka University Fukuoka Japan
4. Department of Psychiatry Fujita Health University School of Medicine Toyoake Aichi Japan
5. Department of Neuropsychiatry Fukushima Medical University School of Medicine Fukushima Japan
6. Department of Psychiatry Hokkaido University Graduate School of Medicine Sapporo Japan
7. Department of Psychiatry School of Medicine Dokkyo Medical University Tochigi Japan