Red cell versus whole blood lead.
D004912:Erythrocytes / Q000032:analysis*; D006801:Humans; D007854:Lead / Q000097:blood*; D007855:Lead Poisoning / Q000097:blood*; D008297:Male; D009784:Occupational Diseases / Q000097:blood; D010578:Petroleum / Q000506:poisoning*
D010578:Petroleum; D007854:Lead