[Hygienic evaluation of wolfram as an atmospheric pollutant].
D000395:Air Pollutants, Occupational / Q000633:toxicity*; D000818:Animals; D004305:Dose-Response Relationship, Drug; D008297:Male; D008452:Maximum Allowable Concentration; D051381:Rats; D013997:Time Factors; D014414:Tungsten / Q000633:toxicity*
D000395:Air Pollutants, Occupational; D014414:Tungsten
Gigienicheskaia otsenka vol'frama kak zagriaznitelia atmosfernogo vozdukha.