KUBO Kiriko¹, MINEMURA Toshikazu¹, SAKURAI Shinichi¹, OHARA Kenji¹, KURITA Hiroshi² (1.Dept. of OMS, Iida Municipal Hospital, Nagano, Japan, 2.Dept. of OMS, Shinshu Univ. School of Medicine, Nagano, Japan)

OHARA Kenji, MINEMURA Toshikazu, SAKURAI Shinichi, KUBO Kiriko (Dental and Oral Surgery, Iida Municipal Hospital, Iida, Japan)

KATADA Ryogo, SHIROTA Tatsuo, KAMATANI Takaaki, TAKAMATSU Koki, ASAKURA Mariko, IKEZAKI Kaori, TAKEDA Kenichi, MIYAMOTO Saya (Dept. of OMS, School of Dentistry, Showa Univ., Tokyo, Japan)

HAMADA Tomohiro¹, MIYAJIMA Hisashi¹, YOSHIKAI Yoshihiro¹, YANAGITA Mizuki¹, TSUNODA Nozomi¹, SHIRAISHI Ryo¹, KAWAHARA Ichiro², SAKURAI Yuko³, YUSA Junko³, I (1.Aidu Chuo Hospital Dental and Oral Medical Center, Aizuwakamatsu, Fukushima, Japan., 2.Dept. of OMS, Ohu Univ. School of Dentistry, Koriyama, Fukushima, Japan., 3.Division of Oral Pathology, Dept. of Oral Medical Sciences, Ohu Univ. School of Dentistry, Koriyama, Fukushima, Japan.)

TSUBOI Kanako^1,2, SATOH Akira¹, YOSHIKAWA Kazuhito¹, KITAGAWA Yoshimasa¹ (1.Dept. of Oral Diagnosis and Medicine, Graduate School of Dental Medicine, Hokkaido Univ., Sapporo, Japan, 2.Dept. of OMS, Haibara General Hospital, Shizuoka, Japan)