Gok G, Cinar T, Nurkalem Z, Duman D. Correlation of pulse oximetry oxygen saturation with blood gas arterial oxygen saturation in patients with heart failure reduced ejection fraction: Prospective cohort study . annalsmedres [Internet]. 2021 May 25 [cited 2024 Dec. 22];27(4):1073-6. Available from: http://annalsmedres.org/index.php/aomr/article/view/729