Shcherba П. В., and Shcherba П. П. 2024. “Evaluation of the Number of Roots and Morphology of Root Canal System in the First Permanent Lower Molar Among the Ukraine Population”. Actual Dentistry, no. 6 (December). Kyiv, Ukraine:17-20. https://doi.org/10.33295/1992-576X-2024-6-17.