Mashyakhy, M Comparative evaluation of fracture toughness and marginal adaptation of two restorative materials in nonendodontically and endodontically treated teeth: An [electronic resource] - Nigerian journal of clinical practice Mar 2020 - 349-354 p. digital Publication Type: Journal Article ISSN: 1119-3077 Standard No.: 10.4103/njcp.njcp_424_19 doi Subjects--Topical Terms: Bicuspid--chemistryDental Marginal AdaptationDental Materials--chemistryDental Restoration, PermanentHumansMaterials TestingTooth, Nonvital