%0 Journal Article %T INVESTIGATION OF CLINICAL EFFICACY OF WHITENING TOOTHPASTE BASED ON SILICON DIOXIDE, CALCIUM PYROPHOSPHATE AND EXTRACTS OF MEDICINAL PLANTS %A Tokmakova, S.I. %A Bondarenko, O.V. %A Lunitsyna, Y.V. %A Rikhter, A.A. %A Subbotin, E.A. %A Chechun, N.V. %K teeth whitening, toothpaste, oral hygiene, clinical research in dentistry, extracts of medicinal plants %J Actual problems in dentistry %D 2022 %N 18 %P 6 %I TIRAZH Publishing House