For citations:

Tereshchenko S.N., Zhirov I.V., Petrukhina A.A. Clinical and demographic characteristics of an outpatient Russian population with chronic heart failure at the time of enrollment in the QUALIFY registry for evaluating consistency with clinical guidelines on drug therapy. Kardiologiia. 2017;57(2S):324-330. (In Russ.) https://doi.org/ 10.18087/cardio.2363