title: Expiratory valve failure.
authors.forename: B J
authors.initials: BJ
authors.lastname: Nunn
authors.forename: F A
authors.initials: FA
authors.lastname: Rosewarne
mesh_terms: D000769:Anesthesia, Inhalation / Q000295:instrumentation*; D002245:Carbon Dioxide / Q000032:analysis; D004868:Equipment Failure; D006801:Humans; D008991:Monitoring, Physiologic / Q000295:instrumentation; D012119:Respiration; D013990:Tidal Volume
chemical_list: D002245:Carbon Dioxide