Document Type : Original Article
Authors
1 BDS, 2010 G, Faculty of Dental Medicine, Misr Inetrnational University.
2 Professor, Department of Oral Medicine, Periodontology, Diagnosis and Oral Radiology Faculty of Dental Medicine (Boys – Cairo) Al-Azhar University
3 Ass Professor , Department of Oral Medicine, Periodontology, Diagnosis and Oral Radiology Faculty of Dental Medicine (Boys – Cairo) Al-Azhar University
Abstract