[Effectiveness of hygienic standards and means of improving them].
D004785:Environmental Pollutants / Q000633:toxicity*; D004787:Environmental Pollution / Q000517:prevention & control; D006801:Humans; D008452:Maximum Allowable Concentration; D011379:Prognosis; D014586:USSR
D004785:Environmental Pollutants
Ob éffektivnosti gigienicheskogo normirovaniia i putiakh ego sovershenstvovaniia.