For citations:
Sobolev A.V., Ryabykina G.V., Kozhemyakina E.Sh. Specificity of the effect of double fractures of the rhythmogram on the daily variability of the sinus rhythm in patients with pulmonary and arterial hypertension. Systemic Hypertension. 2021;18(1):43-49. (In Russ.) https://doi.org/10.26442/2075082X.2021.1.200722