Serum Matrix Metalloproteinase 9 Level, Blood Absolute Neutrophil Count in Correlation with Diffusion Capacity and Exercise Capacity of Stable Chronic Obstructive Pulmonary Disease Patients at Universitas Sebelas Maret Hospital. Jurnal Respirologi Indonesia, [S. l.], v. 44, n. 3, p. 243–252, 2024. DOI: 10.36497/jri.v44i3.400. Disponível em: https://jurnalrespirologi.org/index.php/jri/article/view/400. Acesso em: 30 jul. 2025.