TY - BOOK AU - Naglaa Mohammad Elsayed Gaessa AU - Maram Ezzat AU - Siza Yacoub TI - Comparative Study of the Push-Out Bond Strength and Adaptation of Two Root-End Filling Materials : : An In Vitro Study / PY - 2013/// CY - Cairo : PB - Naglaa Mohammad Elsayed Gaessa , KW - Marginal adaptation KW - Push-out bond strength KW - Root-end filling N1 - Thesis (M.Sc.) - Cairo University - Faculty of Oral and Dental Medicine - Department of Endodontics; Issued also as CD N2 - Aim: The present study was conducted to compare the push-out bond strength and marginal adaptation of mineral trioxide aggregate (MTA) and Bio Aggregate (BA) as root-end filling materials at three different evaluation periods; 3 days, 2 weeks and two months. Materials and Method: A total of sixty-six extracted human maxillary incisors were used in this studyRoot-end resection perpendicular to the long axis of the root was made on each tooth ER -