Сауссен, Бен Аммар, О. С. Коміссарова, Н. В. Кіча, and Л. В. Черкашина. “Assessing the Relationship of Levels of Brain Natriuretic Peptide With the Severity of Clinical Symptoms and Quality of Life Indicators for Patients With Chronic Obstructive Pulmonary Disease”. Family medicine, no. 5-6 (December 28, 2019): 117–120. Accessed December 22, 2024. https://family-medicine.com.ua/2412-8708/article/view/194514.