Cardozo BM, Ramírez Sierra CA, Valvuena Benítez S, Muñoz Marrugo L, Hincapíe Díaz GA, Bastidas Goyes AR. Oxygen saturation / fraction of inspired oxygen as a predictor of mortality in patients with exacerbation of COPD treated at the Central Military Hospita. Acta Med Col [Internet]. 2017Dec.15 [cited 2024Jul.3];42(4):215-23. Available from: https://actamedicacolombiana.com/ojs/index.php/actamed/article/view/1126