Institutional affiliations and address for each author:
1 Department of Oral and Maxillofacial Surgery, School of Dentistry,
Aichi-Gakuin
University, 2-11 Suemori-dori, Chikusa, Nagoya, Aichi 464-8651, Japan
2 Department of Psychiatry, Nagoya University Graduate School of
Medicine, 65 Tsurumai, Showa, Nagoya, Aichi 466-8550, Japan
3 Department of Psychiatry, Kachi Memorial Hospital, 456 Fujimi,
Minamiooshimizu, Toyohashi, Aichi 441-8132, Japan
4 Department of Anesthesiology, School of Dentistry, Aichi-Gakuin
University, 2-11 Suemori-dori, Chikusa, Nagoya, Aichi 464-8651, Japan