Potabashnii , V.A., O.V. Kniazieva, і O.Ya. Markova. 2021. «Problems of Diagnosis and Treatment of Chronic Ischaemic Heart Disease Combined With Chronic Obstructive Pulmonary Disease According to Retrospective Analysis». Медичні перспективи 26 (2):72-79. https://doi.org/10.26641/2307-0404.2021.2.234517.