Fushtey, I. M., and K. L. Nikolaieva. “Systolic Function of the Left Ventricle in Patients With Pulmonary Hypertension on the Background of Chronic Obstructive Pulmonary Disease”. Modern medical technology, no. 1 (April 20, 2020): 11–16. Accessed November 21, 2024. https://medtech.mphu.edu.ua/article/view/295673.