Vasconcelos, Bruno Carvalho de Ex vivo accuracy of three electronic apex locators using different apical file sizes. [electronic resource] - Brazilian dental journal 2012 - 199-204 p. digital Publication Type: Comparative Study; Journal Article ISSN: 1806-4760 Standard No.: 10.1590/s0103-64402012000300003 doi Subjects--Topical Terms: Electronics, Medical--instrumentationHumansOdontometry--instrumentationRoot Canal Preparation--instrumentationTooth Apex--anatomy & histologyTooth Root--anatomy & histology