N. S. Vardezaryan, “THE INFLUENCE OF AGE AND GENDER ON THE LEVEL OF MICRONUCLEI IN THE EXFOLIATED ORAL MUCOUS CELLS IN HEALTHY PERSONS OF ARMENIAN POPULATION”, Proc. YSU B: Chem. Biol. Sci., vol. 38, no. 2 (204), pp. 136–140, Apr. 2004.