[Safety measures for the medical gas supply system].
D000776:Anesthesiology / Q000295:instrumentation*; D004869:Equipment Safety; D005740:Gases; D006221:Halothane; D009609:Nitrous Oxide; D010100:Oxygen
D005740:Gases; D009609:Nitrous Oxide; D010100:Oxygen; D006221:Halothane