Document Type : Original Article
Authors
1 Dentist in the ministry of Health.
2 Professor of Removable Prosthodontic Department, Faculty of Dental Medicine for Girls, Al-Azhar University, Cairo, Egypt.
3 Professor and Head of Oral Medicine, Periodontology, Diagnosis, and Radiology Department, Faculty of Dental Medicine for Girls, Al-Azhar University, Cairo, Egypt.
4 Lecturer of Removable Prosthodontic Department, Faculty of Dental Medicine for Girls, Al-Azhar University.
Abstract
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