@article{Chuykin2021hematosalival, author={Chuykin, O.S. and Shtanko, M.I. and Kuchuk, K.N.}, title={HEMATOSALIVAL BARRIER IN CLINICAL PRACTICE}, journal={Actual problems in dentistry}, publisher={TIRAZH Publishing House}, year={2021}, pages={62-67}, volume={17}, issue={2}, }