〇Masashi Kimura^1,2, Toru Nagao², Kenichiro Ishibashi^1,2, Kengo Hashimoto^1,2, Hideaki Tsuji^1,2, Masahiro Umemura^1,2 (1.Department of Oral and Maxillofacial Surgery, Ogaki Municipal Hospital, Ogaki, Japan, 2.Department of Maxillofacial Surgery, School of Dentistry, Aichi Gakuin University, Nagoya, Japan)

〇Yoshiko Ariji¹, Motoki Fukuda¹, Michihito Nozawa¹, Chiaki Kuwada¹, Goto Mitsuo², Kenichiro Ishibashi^2,3, Atsushi Nakayama⁴, Yoshihiko Sugita⁵, Toru Nagao², Eiichiro Ariji¹ (1.Department of Oral and Maxillofacial Radiology, Aichi-Gakuin University School of Dentistry, 2.Department of Maxillofacial Surgery, Aichi-Gakuin University School of Dentistry, 3.Department of Oral and Maxillofacial Surgery, Ogaki Municipal Hospital, 4.Department of Oral and Maxillofacial Surgery, Aichi-Gakuin University School of Dentistry, 5.Department of Oral Pathology, Aichi-Gakuin University School of Dentistry)

〇Tomoka Shima^1,2, Shigeru Yamano¹, Akiko Takeuchi^1,3, Masaaki Suzuka^1,4, Kazuyuki Minowa¹ (1.Radiology, Department of Oral pathobiological Science, Division of Oral Medical Science, Graduate School of Dental Medicine, Hokkaido University, 2.Department of Radiation Oncology, Asahikawa City Hospital, 3.Faculty of Medicine, Cenyer of Cause Death Investigation, Hokkaido University, 4.Department of Radiation Oncology, Nikko Memorial Hospital)

〇Keita Takeda¹, Takayasu Matsunari¹, Hiroyuki Takada², Eiji Mitate³, Seigo Ooba³, Kinuko Ogata³, Shun Narahara³, Tomoya Sakai², Izumi Asahina³ (1.Computer and Information Science Program, School of Engineering,Nagasaki University, Nagasaki, Japan, 2.Graduate School of Engineering, Nagasaki University, Nagasaki, Japan, 3.Department of Regenerative Oral Surgery, Graduate School of Biomedical Sciences, Nagasaki University, Nagasaki, Japan)

〇Taichi Kobayashi¹, Takafumi Hayashi¹, Junichi Tanuma², Ichiro Ogura³, Yasuo Okada⁴, Kenji Yuasa⁵, Tomoko Shiraishi⁵, Yoshiko Ariji⁶, Yoshihiko Sugita⁷, Hirofumi Tomioka⁸, Masaru Konishi⁹ (1.Division of Oral and Maxillofacial Radiology, Niigata University Graduate School of Medical and Dental Sciences, 2.Division of Oral Pathology, Niigata University Graduate School of Medical and Dental Sciences, 3.Department of Oral and Maxillofacial Radiology, The Nippon Dental University School of Life Dentistry at Niigata, 4.Department of Pathology, The Nippon Dental University School of Life Dentistry at Niigata, 5.Section of Image Diagnosis, Department of Diagnostics and General Care, Fukuo ka Dental College, 6.Department of Oral and Maxillofacial Radiology, Aichi-Gakuin University School of Dentistry, 7.Department of Oral Pathology, School of Dentistry, Aichi-Gakuin University School of Dentistry, 8. Department of Oral and Maxillofacial Surgery, Graduate School of Medical and Dental Sciences, Tokyo Medical and Dental University, 9.Department of Oral and Maxillofacial Radiology, Hiroshima University Hospital)

〇Hironobu Fukuda¹, Eiji Kondo¹, Hiroki Otagiri¹, Kiriko Kubo¹, Masao Hashidume¹, Masahumi Morioka², Hironori Sakai¹, Shinichi Yamada¹, Hiroshi Kurita¹ (1.Department of Dentistry and Oral Surgery,Shinshu University School of Medicine, 2.Dentistry,Dental Oral Surgery,Iida Municipal Hospital)

〇Emiko Abe¹, Keisuke Ohno¹, Hiroshi Kato¹, Tadashi Kogo¹, Syuji Yoshida¹, Akira Watanabe¹, Akira Katakura², Masayuki Takano¹ (1.Oral and Maxillofacial Surgery,Tokyo Dental College, 2.Oral Pathobiological Science and Surgery,Tokyo Dental College)

〇Tomoko Fujii¹, Tsukasa Sakamoto², Masahiro Watanabe¹, Akihiro Nakajima¹, Katuko Horii¹, Tomokazu Motohashi¹, Yuichi Shoju¹, Hirohito Kubo¹, Yuichi Ohnishi¹, Masahiro Nakajima¹ (1.Second Department of Oral and Maxillofacial Surgery, Osaka Dental University, Osaka,Japan, 2.Graduate School of Dentistry (Second Department of Oral and Maxillofacial Surgery)Osaka Dental University, Osaka,Japan)

〇Shinobu Uehara¹, Takizawa Atsushi¹, Takamizawa Souichi¹, Kurita Hiroshi² (1.Department of Dentistry and Oral Surgery, Shinshu Ueda Medical Center, 2.Department of Dentistry and Oral Surgery, Shinshu University )

〇Takahisa Ohta¹ (1.Department of Oral surgery, JCHO Kyoto Kuramaguchi Medical Center, Kyoto, Japan)

〇Naoya Kitamura¹, Seiji Ohno¹, Yasumasa Yoshizawa¹, Tetsuya Yamamoto¹ (1.Department of Oral and Maxillofacial Surgery, Kochi Medical School, Kochi University)

〇Akiko Takeuchi^1,2, Shigeru Yamano¹, Masaaki Suzuka^1,3, Tomoka Shima^1,4, Kazuyuki Minowa^1,2 (1.Department of Dental Radiology, Hokkaido University Hospital, Sapporo, Japan, 2.Faculty of Medicine, Center for Cause of Death Investigation, Hokkaido University, Sapporo, Japan, 3.Department of Radiation Oncology, Nikko Memorial Hospital, Muroran, Japan, 4.Department of Radiation Oncology, Asahikawa City Hospital, Asahikawa, Japan)