Sarzyńska, Kathie, and Beata Jankowska-Polańska. “Health-Related Quality of Life, Mental and Sleep Disordes of Patients With Pulmonary Arterial Hypertension Participating in the Polish PH Treatment Program”. Journal of Education, Health and Sport 77 (January 7, 2025): 56684. Accessed February 7, 2025. https://apcz.umk.pl/JEHS/article/view/56684.