Document Type : Original Article
Authors
1 Assistant Lecturer, Health Radiation Research Department, National Centre for Radiation Research and Technology (NCRRT), Atomic Energy Authority, Cairo, Egypt.
2 Mervat I
3 Professor and Head of Endodontic Department Faculty of Dental Medicine Al-Azhar University (Assiut branch), Egypt.
4 Professor of Health Radiation Research Department National Center for Radiation Research and Technology (NCRRT), Atomic Energy Authority, Cairo, Egypt.
5 Assistant Professor of Health Radiation Research Department National Center for Radiation Research and Technology (NCRRT), Atomic Energy Authority, Cairo, Egypt.
Abstract
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