Nichipor, E., Petrovskaya, V. and Lezhnev, D. 2021. Radiological characteristics of endodontic materials and fragments of broken instruments in the canals of extracted teeth according to computed tomography. Clinical Dentistry (Russia). 1 (Mar. 2021), 35—41. DOI:https://doi.org/10.37988/1811-153X_2021_1_35.