1. Department of Neuropsychiatry Wakayama Medical University Wakayama Japan
2. Department of Psychiatry Hidaka Hospital Gobo Japan
3. Division of Health Sciences Osaka University Graduate School of Medicine Suita Japan
4. Nursing Department Wakayama Medical University Kihoku Hospital Katsuragi Japan
5. Department of Anesthesiology Wakayama Medical University Wakayama Japan
6. Department of Internal Medicine Wakayama Medical University Kihoku Hospital Katsuragi Japan
7. Department of Psychiatry Osaka University Graduate School of Medicine Suita Japan
8. Graduate School of Rehabilitation Science Osaka Metropolitan University Habikino Japan
9. Clinical Research and Education Center Asakayama General Hospital Sakai Japan