KOIKE Masato, IBI Haruka, SHINAGAWA Shouta, SEKIKAWA Shoichi, WATABE Yukio, KAMIYAMA Isao, SHIGEMATSU Shirou (Dept. of Dentistry and Oral Surgery, Tokyo Metropolitan Tama Medical Center)

FUKUNAGA Daijiro¹, YOSHIKAWA Hiromasa¹, YOSHIDA Masanori², NAGAI Kiyoshi¹, TAJIRI Yudai¹, NOMA Yusaku¹, OZEKI Satoru¹ (1.National Hospital Organization Kyushu Medical Center Dentistry Oral Surgery / Oral Tumor, 2.National Hospital Organization Fukuokahigashi Medical Center Dentistry Oral Surgery)

TAKENAWA Takanori, HORINAGA Daiju, UCHIDA Kenichirou, KATOU Yoshiaki, NAKASHIMA Daisuke, KAWASAKI Keisuke, MISHIMA Katsuaki (Dept. of OMS Yamaguchi Univ. Graduate School of Medicine)

KAWACHI Homare¹, OGANE Satoru¹, SATO Kazumichi², NAKAZAWA Kazuma³, TAKANO Masayuki^1,4, NOMURA Takeshi^1,2, KATAKURA Akira^1,5, SHIBAHARA Takahiko^1,4, TAKANO Nobuo^1< (1.Oral Cancer Center, Tokyo Dental College., 2.Oral Medecine Oral and Maxillofacila Surgery, Tokyo Dental College, 3.Tokyo Dental College, 4.Oral and Maxillofacial Surgry, Tokyo Dental College., 5.Oral and Maxillofacial Surgry, Tokyo Dental College.)

AKITA Daisuke, KONDO Eiji, YAMADA Shin-ichi, SAKAI Hironori, MORIOKA Masafumi, KAMIJYOH Rumi, HASHIDUME Masao, YOKOI Kei, KURITA Hiroshi (Dept. of Dentistry and Oral Surgery, Shinshu Univ. School of Medicine)

HIRAYAMA Bunichi, SUZUKI Hikari, HASE Masanao, GOTO Satoshi (Dept. of Dental and Oral Surgery, Sendai Medical Center)