[State of the respiratory organs in agricultural machine operators].
D000328:Adult; D000382:Agricultural Workers' Diseases / Q000453:epidemiology*; D001991:Bronchitis / Q000453:epidemiology*; D002908:Chronic Disease; D006801:Humans; D008171:Lung Diseases / Q000453:epidemiology*; D008875:Middle Aged; D012423:Rural Health; D014455:Ukraine
Sostoianie organov dykhaniia u mekhanizatorov sel'skogo khoziaĭstva.