title: [Approximate safe levels of harmful substances in the air of the work area authorized by the USSR Ministry of Health 1990].
authors.forename: K K
authors.initials: KK
authors.lastname: Sidorov
mesh_terms: D000395:Air Pollutants, Occupational / Q000633:toxicity*; D000485:Allergens / Q000633:toxicity*; D002617:Chemical Industry / Q000331:legislation & jurisprudence / Q000592:standards*; D006801:Humans; D008452:Maximum Allowable Concentration; D009787:Occupational Medicine / Q000331:legislation & jurisprudence / Q000592:standards*; D012449:Safety; D014586:USSR; D015262:Xenobiotics / Q000592:standards / Q000633:toxicity*
chemical_list: D000395:Air Pollutants, Occupational; D000485:Allergens; D015262:Xenobiotics
vernacular_title: Orientirovochnye bezopasnye urovni vozdeĭstviia vrednykh veshchestv v vozdukhe rabocheĭ zony, utverzhdennye Minzdravom SSSR v 1990 g.