Perils in the fields.
Smith
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RB
D000062:Accidents, Occupational / Q000517:prevention & control*; D000293:Adolescent; D000328:Adult; D000368:Aged; D000383:Agriculture; D000395:Air Pollutants, Occupational / Q000009:adverse effects*; D002648:Child; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D009314:National Institute for Occupational Safety and Health, U.S.; D016272:Occupational Health; D012134:Respiratory Protective Devices; D014171:Transients and Migrants; D014481:United States; D014489:United States Occupational Safety and Health Administration
D000395:Air Pollutants, Occupational