For citations:

Barkovskaya M.K., Kushnir V.V., Martynyuk T.V. Portacaval flow characteristics in patients with pulmonary arterial hypertension. Russian Journal of Cardiology. 2025;30(2S):6443. (In Russ.) https://doi.org/10.15829/1560-4071-2025-6443. EDN: BHKPSI