Can pulse oximetric saturation (SpO2)/fraction of inspired oxygen (FiO2) ratio surrogate PaO2/ FiO2 ratio in diagnosing acute respiratory failure?. Int J of Biomed & Adv Res [Internet]. 2016 May 30 [cited 2026 Mar. 12];7(5):242-6. Available from: https://ssjournals.co.in/index.php/ijbar/article/view/3263