[Industrial hygiene in the treatment of phosphorite ores by the flotation method].
D000818:Animals; D001991:Bronchitis / Q000453:epidemiology; D004391:Dust; D004781:Environmental Exposure; D006801:Humans; D008906:Mining; D010758:Phosphorus; D011009:Pneumoconiosis / Q000453:epidemiology / Q000517:prevention & control*; D011014:Pneumonia / Q000453:epidemiology; D051381:Rats; D014586:USSR
D004391:Dust; D010758:Phosphorus
Voprosy gigieny truda pri obrashchenii fosforitnykh rud metodom flotatsii.