[Nomograms for establishing approximate maximum permissible concentrations of harmful substances].
D000397:Air Pollution / Q000517:prevention & control*; D004782:Environmental Health; D008452:Maximum Allowable Concentration; D008722:Methods; D009787:Occupational Medicine
Nomogrammy dlia ustanovleniia orientirovochnykh predel'no dopustimykh kontsentratsiĭ vrednykh veshchestv