HEMMI Tomoharu¹, YUSA Kazuyuki¹, UEDA Shohei¹, AOTA Yuma¹, KASUYA Satoshi², EDAMATSU Kaoru¹, YAMANOUCHI Hideyuki³, ISHIKAWA Shigeo¹, KOBAYASHI Takehito⁴, II (1.Dept. of Dentistry, Oral and Maxillofacial Plastic and Reconstructive Surgery, Yamagata, Japan, 2.Dept. of Dentistry and Oral Surgery, Nihonkai General Hospital, Yamagata Prefectural and Sakata Municipal Hospital Organization, Yamagata, Japan, 3.Dept. of Dentistry and Oral Surgery, Yonezawa City Hospital, Yamagata, Japan, 4.Dept. of Dentistry and Oral Surgery, Okitama Public General Hospital, Yamagata, Japan)

IHARA Yoshiaki, TASHIMO Yuichi, HARADA Yuka, TAKAHASHI Koji (Division of Oral Rehabilitation Medicine, Dept. of Special Needs Dentistry, School of Dentistry, Showa Univ.)

FUKUTA Haruka, KUBOTA Kosei, NAKAGAWA Hiroshi, ITO Ryohei, TANAKA Yusuke, MIMURA Mayu, SATAKE Anna, AKIYAMA Natsumi, ABE Minami, KOBAYASHI Wataru (Dept. of OMS, Hirosaki Univ. Graduate School of Medicine, Aomori, Japan)

HIRATA Riki¹, KOHGO Tomoyuki², HOSOKAWA Shuichi², MATSUZAWA Yusuke², YAMASHITA Shinnosuke², TORII Chisaho², YAMASHITA Tetsuro² (1.Dept. of Pharmacy, Keiyukai Sapporo Hospital, Sapporo, Japan, 2.Dept. of OMS, Keiyukai Sapporo Hospital, Sapporo, Japan)