Document Type : Original Article
Authors
1 Teaching Assistant, Oral Medicine and Periodontology, Faculty of Dentistry, Mansoura Univ.
2 Assistant Professor of, Oral Medicine and Periodontology, Faculty of Dentistry, Mansoura Univ
3 Assistant Professor of surgical oncology, Faculty of Medicine, Mansoura Univ..
4 Professor of Diagnostic Radiology, Faculty of Medicine, Mansoura Univ..
Abstract