1 Department of Psychiatry, Fujita Health University School of Medicine, 1-98 Dengakugakubo, Kutsukake-cho, Toyoake, Aichi 470-1192, Japan. Electronic address: tarok@fujita-hu.ac.jp.
2 Department of Psychiatry, Fujita Health University School of Medicine, 1-98 Dengakugakubo, Kutsukake-cho, Toyoake, Aichi 470-1192, Japan.
3 Department of Communication Sciences and Disorders, School of Applied Sciences, University of Mississippi, University, MS 38677, USA.