YILDIZ AYVAZ, M.; YENİ, T.; TÜREN, S.; EFİL, S.; BÜLBÜL, E.; KAYMAK YALÇIN, E. The Effect of Perceived Stress Related to Covid-19 Pandemic on Dyspnea and Sleep Quality in Patients With Chronic Obstructive Pulmonary Disease. GNJ 2024, 9, 191-198.