For citations:
Rezukhina E.A., Martynyuk T.V., Valieva Z.S., Gramovich V.V., Chazova I.E. Pulmonary arterial hypertension: challenges and achievements 2021. Eurasian heart journal. 2022;(1):80-89. (In Russ.) https://doi.org/10.38109/2225-1685-2022-1-80-89