TY CONF TI ASSESSMENT OF PHYSICO-CHEMICAL PARAMETERS OF MIXED SALIVA UNDER THE INFLUENCE OF THE NEW TOOTHPASTE WITH SODIUM BICARBONATE AND SILICON DIOXIDE KW hydrogen index KW oxidation-reduction potential of mixed saliva KW hygiene index JO Materials of the International Congress "Dentistry of the Great Urals". December 4-6, 2019 AU Ermishina, E.Y. AU Elovicova, T.M. AU Nogovicina, A.S. PY 2024 PB TIRAZH Publishing House