For citations:

Gazizyanova V.M., Bulashova O.V., Hazova E.V., Hasanov N.R., Oslopov V.N. Clinical features and prognosis in heart failure patients with chronic obstructive pulmonary diseases. Kardiologiia. 2019;59(6S):51-60. (In Russ.) https://doi.org/10.18087/cardio.2674