Copper, zinc, cadmium, and lead in human blood from 19 locations in the United States.
D002104:Cadmium / Q000097:blood*; D003300:Copper / Q000097:blood*; D004777:Environment; D004781:Environmental Exposure; D006801:Humans; D007854:Lead / Q000097:blood*; D008297:Male; D014481:United States; D015032:Zinc / Q000097:blood*
D002104:Cadmium; D007854:Lead; D003300:Copper; D015032:Zinc