Kontogiannis, T. Kerezoudis, N. Kozyrakis, K. Farmakis, E., Removal ability of MTA-, bioceramic-, and resin-based sealers from obturated root canals, following XP-endo® Finisher R file: An ex vivo study, Saudi Endodontic Journal, (9), 8-13, 2019, Wolters Kluwer--Medknow Publications,