Document Type : Original Article
Authors
1 Departement of Oral Medicine, Periodontology, Oral Diagnosis & Radiology department, Faculty of Dental Medicine, Al-Azhar University,Cairo,Egypt
2 assistant professor of internal medicine,al azhar university
3 Associate Professor of Oral Medicine, Periodontology, Oral Diagnosis and Dental Radiology Department, Faculty of Dental Medicine, Girls branch, Al-Azhar University
4 professor of oral medicine and periodontology
Abstract
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