The Degree of Inflammation and Length of Hospital Stay in Acute Exacerbation of COPD Patients After Secretome Administration. Jurnal Respirologi Indonesia, [S. l.], v. 43, n. 1, p. 15–21, 2023. DOI: 10.36497/jri.v43i1.390. Disponível em: https://jurnalrespirologi.org/index.php/jri/article/view/390. Acesso em: 8 jul. 2025.