Supervisor : Nihal Sabet, Amr Bayomi, Islam Shawky.Naguib, Mariam Awny Boshra,2023-10-102023-10-102023EG-CaMIUDNT Ths489 M.Sc. 2023https://iorep.miuegypt.edu.eg/handle/20.500.13071/203DISSERTATION NOTE-Degree type M.Sc.DISSERTATION NOTE-Name of granting institution Misr International University, Faculty of Oral and Dental Medicine.Includes bibliographic references.Includes Arabic Summary.124 pages : illustrations, photo ; 29 cmtextapplication/pdfengEndodontics.Impact of access cavity design and root canal taper on fracture strength of endodontically treated mandibular premolars : (an in-vitro study) /تأثير تصميم التجويف و استدقاق القناة الجذرية على قوة الضواحك السفلية المعالجة بحشو العصب ضد الكسر : (دراسة معملية)text