@article{fernandes_sweeney_pereira_2026,  title={The PaO<sub>2</sub>/FiO<sub>2</sub> is a weak predictor of mortality for critically ill patients: limitations of an easy-to-calculate score},  volume={38},  ISSN={2965-2774},  url={https://doi.org/10.62675/2965-2774.20260399},  DOI={10.62675/2965-2774.20260399},  journal={Critical Care Science},  publisher={Associação de Medicina Intensiva Brasileira - AMIB},  author={Fernandes, Susana Mendes and Sweeney, Rob Mac and Pereira, João Gonçalves},  year={2026},  pages={e20260399} }