[Effect of industrial environmental factors on the incidence of chronic nonspecific respiratory organ diseases].
D000328:Adult; D000368:Aged; D001991:Bronchitis / Q000453:epidemiology / Q000209:etiology; D002908:Chronic Disease; D006801:Humans; D007844:Latvia; D008297:Male; D008875:Middle Aged; D009784:Occupational Diseases / Q000453:epidemiology* / Q000209:etiology; D012140:Respiratory Tract Diseases / Q000453:epidemiology* / Q000209:etiology
Izuchenie vliianiia faktorov proizvodstvennoĭ sredy na rasprostranennost' khronicheskikh nespetsificheskikh zabolevaniĭ organov dykhaniia.