Aggarwal, Vivek An in vitro evaluation of performance of two electronic root canal length measurement devices during retreatment of different obturating materials. [electronic resource] - Journal of endodontics Sep 2010 - 1526-30 p. digital Publication Type: Comparative Study; Evaluation Study; Journal Article ISSN: 1878-3554 Standard No.: 10.1016/j.joen.2010.04.016 doi Subjects--Topical Terms: Bicuspid--anatomy & histologyChi-Square DistributionDental InstrumentsDental Pulp Cavity--anatomy & histologyElectric ImpedanceEpoxy Resins--chemistryGutta-Percha--chemistryHumansMandibleOdontometry--instrumentationReproducibility of ResultsRetreatmentRoot Canal Filling Materials--chemistryRoot Canal Preparation--instrumentationSensitivity and SpecificityTooth Apex--anatomy & histologyTooth Root--anatomy & histologyZinc Oxide-Eugenol Cement--chemistry