SATOU Hideaki, TAKEKAWA Masanori, MIZUNO Hikari, YAJIMA Yuki, WATANABE Yasutaka, ARAI Saori, OGAMI Junya, YOSHIDA Masatsugu (OMS, Asahikawa Medical Univ., Hokkaido, Japan)

MURAI Chika, SAKATA Ken-ichiro, YOSHIKAWA Kazuhito, SATO Jun, SATOH Akira, KITAGAWA Yoshimasa (Oral Diagnosis and Oral Medicine, Dept. of Oral Pathobiological Science, Graduate School of Dental Medicine, Hokkaido Univ., Sapporo, Japan)

YAMATOJI Masanobu¹, KASAMATSU Atsushi², SAKAMOTO Yosuke^1,2, SHIIBA Masashi^1,2, UZAWA Katsuhiro^2,3, TANZAWA Hideki^2,3 (1.Dept. of Dentistry and OMS, Chibaken Saiseikai Narashino Hospital, Chiba, Japan, 2.Dept. of Oral Science, Graduate School of Medicine, Chiba Univ., Chiba, Japan, 3.Dept. of Dentistry and OMS, Chiba Univ. Hospital, Chiba, Japan)

KITA Ryosuke¹, SETO Mika¹, KIKUTA Toshihiro², KONDO Seiji¹ (1.Dept. of OMS, Faculty of Medicine, Fukuoka Univ., Fukuoka, Japan, 2.SHIN-YURIGAOKA General Hospital, Kawasaki, Japan)

YAMAMOTO Jun-ichiro, BABA Takao, HAYASHI Yukio (Japanese Red Cross Narita Hospital, Chiba, Japan)

MEKARU Yasuaki¹, HIGA Tsutomu¹, KOUCHI Masato¹, HIGA Keiko¹, UEDA Gosei², IREI Mitsutaka², HIGA Moritoshi², NAKAMA Jyoji³, ISHIBASHI Kana⁴, ARAKAKI Keiichi< (1.Dept. of Dentistry, OMS, Okinawa Prefectural Nanbu Medical Center&Children's Medical Center, Okinawa, Japan, 2.Dept. of Dentistry, OMS, Okinawa Prefectural Chubu Hospital, Okinawa, Japan, 3.Dept. of Dentistry, OMS, Okinawa Prefectural Yaeyama Hospital, Okinawa, Japan, 4.Dept. of Dentistry, OMS, Okinawa Prefectural Hokubu Hospital, Okinawa, Japan)