TY - BOOK AU - Islam Munir Abdelrahman Ali AU - Jylan Fouad Elguindy , AU - Nadia Zakaria Fahmy , TI - Fracture resistance of two custom made and one prefabricated fiber posts at two different post lengths / PY - 2013/// CY - Cairo : PB - Islam Munir Abdelrahman Ali , KW - Fracture resistance KW - Polythylene fiber posts KW - Rely-x fiber posts N1 - Thesis (M.Sc.) - Cairo University - Faculty of Oral and Dental Medicine - Department of Prosthodontics; Issued also as CD N2 - The aim of this study was to evaluate the fracture resistance of three different post materials two different post lengths. Materials: polythylene fiber posts, Ever stick fiber posts, Rely-x fiber posts. Methods: thirty sound mandibular premolars were collected. Each sample had their crown sectioned 2 mm coronal to the proximal Cement- Enamel junction, then were endodontically treated using rotary system (Bio-Race) ER -