title: Oxygen contamination of the nitrous oxide pipeline supply.
authors.forename: M
authors.initials: M
authors.lastname: Boccardo
mesh_terms: D000773:Anesthesia, Obstetrical / Q000295:instrumentation*; D018685:Anesthetics, Inhalation; D004340:Drug Contamination; D004868:Equipment Failure; D006801:Humans; D009609:Nitrous Oxide; D010100:Oxygen
chemical_list: D018685:Anesthetics, Inhalation; D009609:Nitrous Oxide; D010100:Oxygen