Cancer prevention in the petroleum industry.
D002617:Chemical Industry; D004781:Environmental Exposure; D005260:Female; D006801:Humans; D008297:Male; D009369:Neoplasms / Q000517:prevention & control*; D010578:Petroleum / Q000506:poisoning*; D014885:Waxes / Q000506:poisoning
D010578:Petroleum; D014885:Waxes