TY JOUR TI THE RATIONALE FOR THE USE OF ZINC-CONTAINING DRUGS TREATING PATIENTS WITH LICHEN PLANUS OF THE ORAL MUCOSA KW JO Actual problems in dentistry AU Akmalova, G.M. AU Ron', G.I. AU Chernyshova, N.D. AU Honina, T.G. AU CHUYKIN, S.V. PY 2016 IS 12 PB TIRAZH Publishing House