Institution: | aPostgraduate Student, Department of Oral and Maxillofacial Radiology, Nihon University, School of Dentistry, Tokyo, Japan;bAssistant Professor, Department of Oral and Maxillofacial Radiology, Nihon University, School of Dentistry, Tokyo, Japan;cLecturer, Department of Oral and Maxillofacial Radiology, Nihon University, School of Dentistry, Tokyo, Japan;dProfessor and Chairman, 2nd Division, Department of Oral and Maxillofacial Surgery, Nihon University, School of Dentistry, Tokyo, Japan;eProfessor and Chairman, Department of Oral and Maxillofacial Radiology, Nihon University, School of Dentistry, Tokyo, Japan |