For citations:
Garganeeva A.A., Tukish O.V., Kuzheleva E.A., Fediunina V.A., Kozlov B.N. Iron deficiency in cardiac surgery patients and the possibility of its correction at the preoperative stage. Kardiologiia. 2023;63(7):68-76. (In Russ.) https://doi.org/10.18087/cardio.2023.7.n2471