1. Graduate School of Comprehensive Human Sciences; University of Tsukuba; Tsukuba City; Japan
2. Department of Neuropsychiatry; University of Tsukuba; Tsukuba City; Japan
3. National Center Hospital, National Center of Neurology and Psychiatry; Kodaira City; Japan
4. Department of Clinical Trial Design and Management, Translational Research Center; Kyoto University Hospital; Kyoto City; Japan
5. Graduate School of Human Life and Health Science; Open University of Japan; Chiba City; Japan
6. Department of Neuropsychiatry; National Cerebral and Cardiovascular Center; Suita City; Japan