TY JOUR TI MODERN ASPECTS OF THE ORGANIZATION OF MEDICAL CARE FOR PATIENTS WITH LEUKOPLAKIA OF THE ORAL MUCOSA KW health KW dental care KW oral mucosa KW public health KW precancerous diseases JO Actual problems in dentistry AU Berezin, k.A. AU Shulaev, A.V. AU Saleev, R.A. AU Usmanova, I.N. AU Statseva, E.Y. AU Berezin, V.A. AU Ismagilov, O.R. PY 2021 IS 16 PB TIRAZH Publishing House