Can pulse oximetric saturation (SpO2)/fraction of inspired oxygen (FiO2) ratio surrogate PaO2/ FiO2 ratio in diagnosing acute respiratory failure?. International Journal of Biomedical and Advance Research, [S. l.], v. 7, n. 5, p. 242–246, 2016. DOI: 10.7439/ijbar.v7i5.3263. Disponível em: https://ssjournals.co.in/index.php/ijbar/article/view/3263. Acesso em: 14 mar. 2026.