Document Type : Original Article
Authors
1 Oral and maxillofacial Radiology , Faculty of Dentistry Assiut University
2 Department of Oral & Maxillofacial Surgery, Faculty of Dentistry, Assiut University, Assiut, Egypt.
3 Department of Orthodontics, Faculty of Dentistry, Assiut University, Assiut , Egypt.
4 Department of Oral & Maxillofacial Radiology, Faculty of Dentistry, Assiut University, Assiut, Egypt
Abstract
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