For citations:
Belenkov Yu.N., Koroteev A.V., Mareev V.Yu. Mitral valve replacement and implantation of an extracardial mesh frame in patients with severe heart failure: results of a clinical study and a description of a clinical case 18 years after surgery. Kardiologiia. 2021;61(9):4-10. (In Russ.) https://doi.org/10.18087/cardio.2021.9.n1769