ISHIKAWA Kohsei, HOSHINO Masaki, OWAKI Naoko, OTA Mitsuhiko (Dept. of OMS, Sakura General Hospital, Aichi, Japan)

WATANABE Hideki¹, NOGUCHI Tadahide², OHYATSU Yukio³, OSANO Hitoshi^1,3, MORI Yoshiyuki² (1.Dept. of Dentistry, OMS, Jichi Medical Univ. Saitama Medical Center, Saitama, Japan, 2.Dept. of Dentistry, OMS, Jichi Medical Univ., Tochigi, Japan, 3.Dept. of Dentistry, OMS, Kyouwa Chuo Hosipital)

OHBUCHI Masahiko¹, FUKUDA Masayuki², KONNO Yasunori³, IGARASHI Hidemitsu² (1.Dentistry and Oral Surgery, Odate Municipal General Hospital, Akita, Japan, 2.Dentistry and Oral Surgery, Akita Univ. School of Medicine, Akita, Japan, 3.Dentistry and Oral Surgery, Akita Rosai Hospital, Akita, Japan)

ISHIDA Sho¹, HIGO Morihiro¹, YAMAMOTO Ayumi², HANAZAWA Yasuo¹ (1.Division of Oral Surgery, Chiba Medical Center, Chiba, Japan, 2.Dept. of Dentistry and OMS. Chiba Univ. Hospital, Chiba, Japan)

KOMENO Takahiko¹, SHOJI Hirobumi¹, KOBAYASHI Sakiko¹, INOMATA Toru¹, YOSHIDA Kazumasa¹, FUJISHIRO Takeki¹, KOBAYASHI Ryuutaro¹, HENMI Takuo², YAGISHITA Hisao^2</su (1.Dept. of OMS, the Nippon Dental Univ. Hospital, Tokyo, Japan, 2.Division of Oral Diagnosis, Dental and Maxillofacial Radiology and Oral Pathology Diagnosis Services, the Nippon Dental Univ. Hospital, Tokyo, Japan)