title: Waste anesthetic nitrous oxide suspected to be frequent contaminant in medical practices worldwide.
authors.forename: W P
authors.initials: WP
authors.lastname: Chang
authors.forename: C
authors.initials: C
authors.lastname: Kau
authors.forename: S
authors.initials: S
authors.lastname: Hseu
mesh_terms: D016902:Air Pollution, Indoor / Q000032:analysis; D018685:Anesthetics, Inhalation / Q000032:analysis*; D006256:Hazardous Waste / Q000032:analysis*; D009609:Nitrous Oxide / Q000032:analysis*; D009873:Operating Rooms; D013624:Taiwan
chemical_list: D018685:Anesthetics, Inhalation; D006256:Hazardous Waste; D009609:Nitrous Oxide