Buryachenko, S. V., and B. T. Stegniy. “POLYMORPHISM OF NEURAMINIDASE AND NUCLEOPROTEIN ENCODING GENES OF INFLUENZA A H1N1 AND H7N9 STRAINS”. Medical and Clinical Chemistry, no. 3, Nov. 2019, pp. 37-43, doi:10.11603/mcch.2410-681X.2019.v.i3.10557.