@article{Kuratov2019analysis, author={Kuratov, I.A. and Nagaeva, M.O. and Korneeva, M.V. and Surkov, M.A.}, title={ANALYSIS OF THE CAUSES OF FAILURE OF ENDODONTIC TREATMENT AND THE CAUSES OF TOOTH EXTRACTION WITH A DIAGNOSIS OF CHRONIC APICAL PERIODONTITIS}, journal={Actual problems in dentistry}, publisher={TIRAZH Publishing House}, year={2019}, pages={28-32}, volume={15}, issue={1}, }