1 Department of Psychosomatic Dentistry, Graduate School of Medical and Dental Sciences, Institute of Science Tokyo, Tokyo, Japan, 1-5-45 Yushima, Bunkyo-ku, Tokyo 113-8510, Japan. Electronic address: [email protected].
2 Department of Psychosomatic Dentistry, Graduate School of Medical and Dental Sciences, Institute of Science Tokyo, Tokyo, Japan, 1-5-45 Yushima, Bunkyo-ku, Tokyo 113-8510, Japan. Electronic address: [email protected].