title: Airway obstruction by breakdown of a non-rebreathing valve: how foolproof is foolproof?
mesh_terms: D000328:Adult; D000402:Airway Obstruction / Q000209:etiology*; D006801:Humans; D007442:Intubation, Intratracheal / Q000009:adverse effects* / Q000295:instrumentation; D008297:Male; D012121:Respiration, Artificial / Q000009:adverse effects