title: Lead--a weighty problem.
mesh_terms: D000393:Air Pollutants / Q000032:analysis; D000818:Animals; D006801:Humans; D007408:Intestinal Absorption; D007668:Kidney / Q000378:metabolism; D007854:Lead / Q000032:analysis / Q000378:metabolism / Q000633:toxicity*; D008099:Liver / Q000378:metabolism; D008168:Lung / Q000378:metabolism; D051381:Rats
chemical_list: D000393:Air Pollutants; D007854:Lead