TY CONF TI COMPARATIVE CHARACTERISTICS OF THE CONTENT OF SERUM IGG IN THE ORAL FLUID IN PATIENTS USING TRADITIONAL AND ELECTRONIC CIGARETTES KW local oral immunity KW smoking KW traditional cigarettes KW electronic cigarettes KW serum immunoglobulin G JO Scientific research of the SCO countries: synergy and integration AU Uspenskaya, O.A. AU Spiridonova, S.A. AU Ruzina, K.A. PY 2024 PB AUS PUBLISHERS