Kacmarek, Robert M Noninvasive positive-pressure ventilation in postoperative hypoxemic respiratory failure--with a helmet? [electronic resource] - Respiratory care Nov 2007 - 1451-3 p. digital Publication Type: Editorial; Comment ISSN: 0020-1324 Subjects--Topical Terms: Continuous Positive Airway Pressure--instrumentationEquipment DesignHumansHypoxia--etiologyPostoperative ComplicationsRespiratory Insufficiency--etiology