Affiliation: | 1. Department of Oral and Maxillofacial Surgery, School of Dentistry, Aichi‐Gakuin University, Nagoya Japan ; 2. Department of Psychiatry, Nagoya University Graduate School of Medicine, Nagoya Japan ; 3. Department of Psychiatry, Kachi Memorial Hospital, Toyohashi Japan ; 4. Department of Anesthesiology, School of Dentistry, Aichi‐Gakuin University, Nagoya Japan |