For citations:
Karoli N.A., Borodkin A.V., Rebrov A.P. The use of beta-blockers in patients with chronic obstructive pulmonary disease and chronic heart failure in real clinical practice. South Russian Journal of Therapeutic Practice. 2021;2(1):70-75. (In Russ.) https://doi.org/10.21886/2712-8156-2021-2-1-70-75