High flow nasal cannula and low level continuous positive airway pressure have different physiological effects during de novo acute hypoxemic respiratory failure. - Tuffet S; Boujelben MA; Haudebourg AF; Maraffi T; Perier F; Labedade P; Moncomble E; Gendreau S; Lacheny M; Vivier E; Mekontso-Dessap A; Carteaux G (Annals of intensive care, 2024)