TY JOUR TI EVALUATION OF OXIDATIVE STRESS LEVEL TO CHANGE THE KINETICS OF SALIVA CHEMILUMINESCENCE KW saliva KW biochemical composition KW chemiluminescence KW oxidative stress JO Russian Journal of Biological Physics and Chemisrty AU Bel’skaya, L.V. AU Sarf, E.A. PY 2018 IS 3 PB Federal State Educational Institution of Higher Education Sevastopol State University