Comparative evaluation of accuracy of working length determination with fifth-generation apex locator using two different techniques: An study.

Context: Accurate working length (WL) determination is essential for successful root canal therapy.

Aim: The aim of this study was to compare the difference between two different techniques in locating minor constriction using fifth-generation electronic apex locator.

Settings And Design: A detailed protocol explaining the procedures of the study was submitted to the institutional ethics committee.