Document Type : Original Article
Authors
1 Department of Fixed Prosthodontics, Faculty of Dentistry, Ain Shams University Organization of African Unity Street, Cairo, Egypt
2 Dep. Director of the Department of Restorative Dentistry, Director of the Aachen Dental Laser Center, Scientific Director of Academic Postgraduate Master Program "Master of Science – Laser in Dentistry at the RWTH Aachen University
3 Lecturer of Fixed Prosthodontics, Fixed prosthodontics Department, Faculty of Dentistry, Misr International University
4 Assistant lecturer, Restorative department, Misr International University
Abstract
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