الفهرس | Only 14 pages are availabe for public view |
Abstract The purpose of this study was to evaluate the bond strength and adaptabilily of tree endodontic root canal sealers to human root canal dentin after preconditioning with NaOCI , EDTA and Laser irradiation . Ninety recent exffacted human permanent mandibular premolar were used in this study . The crowns of all teeth were removed at the level of cementoenamel junction and all root canals rvere instrumented with crown down technique |