“Association Between the Severity of Chronic Obstructive Pulmonary Disease and the Probability of Pulmonary Hypertension In a Tertiary Hospital”. Jurnal Respirologi Indonesia 45, no. 2 (April 20, 2025): 106–112. Accessed July 18, 2025. https://jurnalrespirologi.org/index.php/jri/article/view/873.