title: Noninvasive positive pressure ventilation in acute respiratory failure.
authors.forename: S P
authors.initials: SP
authors.lastname: Keenan
mesh_terms: D006801:Humans; D008397:Masks; D011175:Positive-Pressure Respiration / Q000009:adverse effects / Q000379:methods; D012128:Respiratory Distress Syndrome / Q000628:therapy*; D012306:Risk