title: Nitrous oxide: an ageing gentleman.
authors.forename: K E
authors.initials: KE
authors.lastname: Knudsen
authors.forename: N H
authors.initials: NH
authors.lastname: Secher
mesh_terms: D000769:Anesthesia, Inhalation; D018685:Anesthetics, Inhalation / Q000009:adverse effects*; D006801:Humans; D009609:Nitrous Oxide / Q000009:adverse effects*
chemical_list: D018685:Anesthetics, Inhalation; D009609:Nitrous Oxide