For citations:

Sazonenkov M.A., Ismatov H.H., Popovichev S.V., Prisyazhnyuk Е.I., Selyukova E.I., Grechishkina Yu.K., Kovalenko I.B., Kulikovskij V.F. Comparative assessment of immediate outcomes of aortic valve replacement with CE Perimount, Aspire, Hancock-2, UniLine. Complex Issues of Cardiovascular Diseases. 2020;9(1):34-41. (In Russ.) https://doi.org/10.17802/2306-1278-2020-9-1-34-41