TY CONF TI COMPARATIVE EVALUATION OF MEANS OF HYGIENE IN PATIENTS WITH PERIODONTAL DISEASES KW oral KW care KW gums KW periodontitis KW dentistry JO Materials of the International Congress "Dentistry of the Great Urals". December 4-6, 2019 AU Svetlakova, E.N. AU Mandra, Y.V. AU Bazarnyy, V.V. AU Gegalina, N.M. AU Polushina, L.G. AU Zholondziovskiy, P.A. AU Maksimova, A.Y. AU Kotikova, A.Y. PY 2024 PB TIRAZH Publishing House