%0 Conference Article %T EVALUATION OF THE QUALITY OF LIFE IN PATIENTS WITH ORAL LICHEN PLANUS %A Zhovtyak, P.B. %A Griroriev, S.S. %K oral lichen planus, quality of life, chitosan %J International Congress "dentistry of The great Urals" November 29-December 1, 2017 Youth scientific school on fundamental dentistry %D 2024 %P 3 %I TIRAZH Publishing House