The facilitation of nitrous oxide-oxygen inhalation.
D000698:Analgesia; D000758:Anesthesia; D000760:Anesthesia and Analgesia; D000769:Anesthesia, Inhalation; D009609:Nitrous Oxide; D010100:Oxygen
D009609:Nitrous Oxide; D010100:Oxygen
ANESTHESIA, INHALATION; NITROUS OXIDE/anesthesia and analgesia