Occupational pollution.
Becklake
M R
MR
D000395:Air Pollutants, Occupational / Q000009:adverse effects*; D006801:Humans; D008173:Lung Diseases, Obstructive / Q000453:epidemiology / Q000209:etiology*; D009784:Occupational Diseases / Q000453:epidemiology / Q000209:etiology*; D009790:Occupations; D012307:Risk Factors
D000395:Air Pollutants, Occupational