TY - BOOK AU - Nada Mailoud Elmahdi Kashbor AU - Elzahra Eldawakhly , AU - Ihab Elsayed Mosleh , TI - The effect of interrupted ferrule on the fracture resistance of endodontically treated teeth / PY - 2012/// CY - Cairo : PB - Nada Mailoud Elmahdi Kashbor , KW - Cast post and core KW - Interrupted ferrule KW - Post and core N1 - Thesis (M.Sc.) - Cairo University - Faculty of Oral and Dental Medicine - Department of Prosthodontics; Issued also as CD N2 - Purpose: The aim of this study was to compare the fracture resistance of endodontically treated teeth with interrupted ferrule using two types of post core systems. Materials and methods: Forty extracted human maxillary central incisors were decoronated 2mm to the proximal cement-enamel junction and endodontically treated. Teeth were divided into two groups according to the type of restorative material (n=20), and then each group was subdivided Cast {u05C3}into four subgroups according to the ferrule continuity (n=5) UR - http://172.23.153.220/th.pdf ER -