TSUNODA Nozomi¹, HAMADA Tomohiro¹, MIYAJIMA Hisashi¹, YOSHIKAI Yoshihiro¹, SHIGEMOTO Shinpei¹, SHIRAISHI Ryo¹, KURIHARA Riho¹, SAKURAI Yuko², YUSA Junko², I (1.Aidu Chuo Hospital Dental and Oral Medical Center, Aizuwakamatsu, Fukushima, Japan, 2.Division of Oral Pathology, Dept. of Oral Medical Sciences, Ohu Univ. School of Dentistry, Koriyama, Fukushima, Japan)

FUJITA Yuki¹, MATSUBARA Masakazu², YAMACHIKA Eiki¹, KOMORI Mai³, YOSHIOKA Yohsuke^3,4, TAKABATAKE Kiyofumi⁵, MATSUMURA Tatsushi³, IIDA Seiji^1,3 (1.Dept. of Oral and Maxillofacial Reconstructive Surgery, Okayama Univ. Hospital, Okayama, Japan, 2.Matsubara Dental Clinic, 3.Dept. of Oral and Maxillofacial Reconstructive Surgery, Okayama Univ. Graduate School of Medicine, Dentistry and Pharmaceutical Sciences, Okayama, Japan, 4.Dept. of Dentistry and Oral Surgery, Hiroshima City Hiroshima Citizens Hospital, Hiroshima, Japan, 5.Dept. of Oral Pathology and Medicine, Okayama Univ. Graduate School of Medicine, Dentistry and Pharmaceutical Sciences, Okayama, Japan)

FUJIMOTO Yasunori, YOSHITAKE Yoshihiro, NODA Kazuki, SHOUHARA Ken, TAKEBE Shirou, TOYODA Daisuke, ODA Shouta, NAKAI Daishi, SHINOHARA Masanori, ITOU Takatoshi (Itoh Dent-Maxillofacial Hospital)

KANO Hiroyuki¹, KATO Yusuke¹, SUDA Daisuke², FUNAYAMA Akinori², MARUYAMA Satoshi³, KOBAYASHI Tadaharu² (1.Clinic of OMS, Niigata Prefectural Community Medicine Institute Uonuma Kikan Hospital, Niigata, Japan, 2.Division of Reconstructive Surgery for Oral and Maxillofacial Region, Niigata Univ. Graduate School of Medical and Dental Sciences, Niigata, Japan, 3.Division of Oral Pathology, Niigata Univ. Graduate School of Medical and Dental Sciences, Niigata, Japan)

NAKANO Koji¹, SATO Koichiro², KAWAGUCHI Koji^1,2, HASEBE Mitsuhiko², ITO Yumi³, HAMADA Yoshiki² (1.Dept. of Dentistrty and Oral Surgery, Ozawa Hospital, Kanagawa, Japan, 2.Dept. of OMS, School of Dental Medicine, Turumi Univ., Kanagawa, Japan, 3.Division of Diagnostic Pathology, Tsurumi Univ. Dental Hospital, Kanagawa, Japan)