SAITO Masaji¹, YAMAUCHI Kensuke², MORISHIMA Hiromitsu², TAKAHASHI Tetsu² (1.Dentistry and Oral Surgery, Minamisanriku Hospital, Minamisanriku Japan, 2.Division of OMS. Dept. of Oral Medicine and Surgery, Tohoku Univ. Graduate School of Dentistry, Sendai Japan)

OKANO Takeshi¹, KANEDA Tsuyoshi², KITAMURA Keiya¹, NISHIMURA Kazuyuki¹, YAMAGUCHI Yoshinori¹ (1.Dept. of OMS. Kusatsu General Hospital, Kusatsu, Japan, 2.Kaneda Dental Clinic, Toyama, Japan)

NARITA Rintaro, NARITA Rika, NAKAMURA Kazuki, SAWADA Masataka, UCHIYAMA Takao, KASHIWAGI Miki, KUBOTA Keigo, ABE Masanobu, ABE Takahiro, HOSHI Kazuto (Dept. of OMS and Orthodontics, the Univ. of Tokyo Hospital, Univ. of Tokyo, Tokyo, Japan)

NAKAMATSU Koji, NAGANO Koki, ARITA Hidetaka, TOMINAGA Risa (Dept. of Dentistry and Oral Surgery, Aso Iizuka Hospital, Iizuka, Japan)

YAMAMOTO Aki, NOGUCHI Tadahide, JINBU Yoshinori, MORI Yoshiyuki (Dept. of Dentistry, OMS, Jichi Medical Univ.)