Nitrous oxide as a potential health hazard in pediatric dentistry: protocol, May, 1987.
D000766:Anesthesia, Dental / Q000009:adverse effects; D000769:Anesthesia, Inhalation / Q000009:adverse effects*; D002648:Child; D006801:Humans; D009609:Nitrous Oxide / Q000009:adverse effects*; D009784:Occupational Diseases / Q000517:prevention & control
D009609:Nitrous Oxide