1.
The role of cardiopulmonary exercise test in the differential diagnosis of dyspnea in patient with primary pulmonary arterial hypertension. RSD [Internet]. 2023 Jun. 7 [cited 2025 Jun. 28];12(6):e5812641833. Available from: https://ojs34.rsdjournal.org/index.php/rsd/article/view/41833