%0 Journal Article %T CHANGES IN BIOCHEMICAL INDICATORS OF ORAL FLUID IN HEALTHY INDIVIDUALS OF DIFFERENT AGE GROUPS AND WITH RELATED DISEASES %A Chuykin, O.S. %A Topol'nickiy, O.Z. %A Kuchuk, K.N. %A Chuykin, S.V. %A Davletshin, N.A. %A Makusheva, N.V. %A AKATYEVA, G.G. %A Egorova, E.G. %A Basyrov, T.R. %K biochemistry of oral fluid, calcium, magnesium, phosphorus, protein, concomitant diseases, different age groups %J Actual problems in dentistry %D 2023 %N 19 %P 4 %I TIRAZH Publishing House