@book{Svetlakova2025complex, author={Svetlakova, E.N. and Zakirov, T.V. and Brusnitsyna, E.V. and Ioshenko, E.S. and Dimitrova, Y.V. and Legkih, A.V. and Ginkel, D.A. and Grigoreva, P.V.}, title={COMPLEX CLINICAL CASES IN PERIODONTOLOGY}, publisher={TIRAZH Publishing House}, year={2025}, pages={140}, }