Merçon, I. R., Bueno, C. E. da S., Rocha, D. G. P., Fontana, C. E., Pais, A. S. G. and De Martin, A. S. (2020) “Root Fracture Resistance of Maxillary Premolars Obturated with Three Root Canal Sealers after Passive Ultrasonic Irrigation: An in Vitro study”, Iranian Endodontic Journal, 15(3), pp. 166–172. doi: 10.22037/iej.v15i3.26426.