title: A method for collection and sampling of uncontaminated expired gas during anaesthesia.
mesh_terms: D000758:Anesthesia; D000776:Anesthesiology / Q000295:instrumentation*; D002245:Carbon Dioxide / Q000032:analysis; D005740:Gases / Q000032:analysis*; D008722:Methods
chemical_list: D005740:Gases; D002245:Carbon Dioxide