“Proportion of Sleep-Related Breathing Disorders and Their Association With Echocardiographic Parameters in Stable Patients With Chronic Obstructive Pulmonary Disease: A Cross-Sectional Observational Exploratory Study”. Monaldi Archives for Chest Disease (July 24, 2024). Accessed June 12, 2025. https://www.monaldi-archives.org/macd/article/view/2815.