RT Journal Article SR Electronic T1 Early Variation of ROX Index Predicts High-Flow Nasal Cannula Outcome in Awake Subjects With Severe Hypoxemic COVID-19 JF Respiratory Care FD American Association for Respiratory Care SP respcare.10125 DO 10.4187/respcare.10125 A1 Abroug, Fekri A1 Hammouda, Zeineb A1 Lahmar, Manel A1 Nouira, Wiem A1 Maatouk, Syrine A1 Youssef, Sourour Belhaj A1 Dachraoui, Fahmi A1 Brochard, Laurent A1 Ouanes-Besbes, Lamia YR 2022 UL http://rc.rcjournal.com/content/early/2022/09/27/respcare.10125.abstract AB