For citations:

Polushin Yu.S. Commentary on the article by S. V. Petrov et al. «Simultaneous replacement of the aortic valve and hip joint in a patient with critical aortic stenosis and femoral neck fracture». Grekov's Bulletin of Surgery. 2023;182(4):51-52. (In Russ.) https://doi.org/10.24884/0042-4625-2023-182-4-51-52