The Effect of Supplemental Oxygen on Hypoxemia and Hypercapnia in COPD Patients with Acute Respiratory Failure . Annals of Medical Research, [S. l.], v. 13, n. 4, p. 0231–0236, 2021. Disponível em: http://www.annalsmedres.org/index.php/aomr/article/view/3412. Acesso em: 31 jul. 2025.