For citations:
Popova E.K., Arkhipova N.S., Ilyin N.V., Asekritov A.D., Ignatiev E.A., Solovyova D.V., Neustroeva M.G., Popov I.O. Pulmonary arterial hypertension associated with systemic scleroderma. Clinical Medicine (Russian Journal). 2021;99(1):68-74. (In Russ.) https://doi.org/10.30629/0023-2149-2021-99-1-68-74