"I had the feeling that I was trapped": a bedside qualitative study of cognitive and affective attitudes toward noninvasive ventilation in patients with acute respiratory failure. - Iosifyan, Marina; Schmidt, Matthieu; Hurbault, Amélie; Mayaux, Julien; Delafosse, Christian; Mishenko, Marina; Nion, Nathalie; Demoule, Alexandre; Similowski, Thomas (Annals of Intensive Care, 2019)