[New and simpler rules for use of mercury and nitrous oxide equipment].
D000766:Anesthesia, Dental / Q000295:instrumentation*; D003748:Dental Equipment; D008628:Mercury; D009609:Nitrous Oxide / Q000008:administration & dosage
D008628:Mercury; D009609:Nitrous Oxide
Nye og enkle retningslinjer for omgang med kviksolv og lattergasapparaturet.