Ashraf, Hengameh, Mohammad Asnaashari, Soheila Darmiani, and Reza Birang. “Smear Layer Removal in the Apical Third of Root Canals by Two Chelating Agents and Laser: A Comparative in Vitro Study”. Iranian Endodontic Journal 9, no. 3 (June 29, 2014): 210–214. Accessed May 4, 2024. https://journals.sbmu.ac.ir/iej/article/view/6088.