Document Type : Original Article
Authors
1 Dentist at Ministry of Health
2 Professor and Head of Oral Medicine, Periodontology, Diagnosis and Radiology Department, Faculty of Dental Medicine for girls Al-Azhar University.
3 Professor of Surgery, Anesthesia and Radiology, Faculty of Veterinary Medicine, Cairo University
4 Associate professor of Oral Medicine, Periodontology, Diagnosis and Radiology, Faculty of Dental Medicine for girls Al- Azhar University.
Abstract
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