Corresponding author:
Tatsuya Tokura M.D., Ph.D.
Department of Psychiatry, Nagoya University Graduate School of Medicine, 65 Tsurumai, Showa, Nagoya, Aichi 466-8550, Japan
Tel: +81 52 7442282; Fax: +81 52 7442293; E-mail: tatsuyatokura@gmail.com