Institution: | (1) Department of Oral Anatomy and Cell Biology, Faculty of Oral Science, Kyushu University Graduate School of Dental Science, Fukuoka 812-8582, Japan;(2) Departments of Endodontology and Operative Dentistry, Kyushu University Graduate School of Dental Science, Fukuoka, Japan;(3) Department of Fixed Prosthodontics, Kyushu University Graduate School of Dental Science, Fukuoka, Japan;(4) Department of Oral and Maxillofacial Surgery, Faculty of Medicine, Saga University, Saga, Japan |