TY JOUR TI EPIDEMIOLOGICAL INDICATORS AND THE PATTERN OF DEVELOPMENT, PREVENTION AND TREATMENT OF INFLAMMATORY PERIODONTAL DISEASES IN THE SMOKING POPULATION KW inflammatory periodontal disease KW Markov model KW treatment and prophylactic measures KW smoking JO Actual problems in dentistry AU Osipova, M.V. AU Orehova, L.Y. AU Belova, E.A. PY 2018 IS PB TIRAZH Publishing House