%0 Journal Article %T STUDY OF THE MACRO- AND MICROELEMENT COMPOSITION OF ORAL FLUID DURING PROFESSIONAL TEETH WHITENING %A Uspenskaya, O.A. %A Nikulicheva, L.Y. %K chemical composition of oral fluid, oral fluid, teeth whitening %J Actual problems in dentistry %D 2024 %N 20 %P 8 %I TIRAZH Publishing House