Problems of Chronic Obstructive Pulmonary Disease (COPD) Among Workers. Jurnal Respirologi Indonesia, [S. l.], v. 41, n. 1, p. 64–73, 2021. DOI: 10.36497/jri.v41i1.148. Disponível em: http://www.jurnalrespirologi.org/index.php/jri/article/view/148. Acesso em: 6 jul. 2025.