Document Type : Original Article
Authors
1 Dentist at General administration of Medical Affairs, Al-Azhar University
2 Professor of Oral Medicine, Periodontology, Diagnosis and Radiology Department, Faculty of Dental Medicine, Al- Azhar University (Girls’ branch).
3 Associate Professor of Oral Medicine, Periodontology, Diagnosis and Radiology Department, Faculty of Dental Medicine, Al- Azhar University (Girls’ branch).
Abstract
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