An innovation in technique for dental gas.
D000698:Analgesia; D000758:Anesthesia; D000760:Anesthesia and Analgesia; D006801:Humans; D009609:Nitrous Oxide; D059408:Pain Management; D014081:Tooth Extraction
D009609:Nitrous Oxide
NITROUS OXIDE/anesthesia and analgesia; TEETH EXTRACTION/anesthesia and analgesia