Fafula, R. V., U. P. Iefremova, ОnufrovychO. K., N. M. Vorobets, and Z. D. Vorobets. “KINETIC PROPERTIES OF NO-SYNTHASE OF SPERMATOZOA OF INFERTILE MEN”. Medical and Clinical Chemistry, no. 1, Apr. 2019, pp. 49-54, doi:10.11603/mcch.2410-681X.2019.v0.i1.10000.