Pain control in dentistry.
D000700:Analgesics / Q000627:therapeutic use; D000766:Anesthesia, Dental; D006801:Humans; D009609:Nitrous Oxide / Q000627:therapeutic use; D010146:Pain / Q000503:physiopathology / Q000517:prevention & control*
D000700:Analgesics; D009609:Nitrous Oxide