Nitrous oxide analgesia for dental patients.
D000328:Adult; D000698:Analgesia; D000766:Anesthesia, Dental; D000769:Anesthesia, Inhalation; D002675:Child, Preschool; D006801:Humans; D009609:Nitrous Oxide / Q000009:adverse effects; D012018:Reflex
D009609:Nitrous Oxide