1Holy Cross Hospital, Kujiri 2431-160, Izumi-cho, Toki, 509-5142 Japan
2Department of Psychiatry and Cognitive-Behavioral Medicine, Nagoya City University Graduate School of Medical Sciences, Mizuho-cho, Mizuho-ku, Nagoya 467-8601, Japan
3International Society for CNS Drug Development, San Diego, CA, USA
4Department of Psychiatry, Nagoya University Graduate School of Medicine, Nagoya, Japan
5Department of Psychiatry, Fujita Health University, Toyoake, Japan
6Musashi Hospital, National Center of Neurology and Psychiatry, Kodaira, Japan
7Department of Neuropsychiatry, Kyushu University Graduate School of Medical Sciences, Fukuoka, Japan
8Department of Neuropsychiatry, Interdisciplinary Graduate School of Medicine and Engineering, University of Yamanashi, Yamanashi, Japan