Exposure to lead.
D000393:Air Pollutants; D002648:Child; D004781:Environmental Exposure; D006801:Humans; D007854:Lead / Q000633:toxicity*; D007855:Lead Poisoning / Q000517:prevention & control*; D014873:Water Pollutants; D014874:Water Pollutants, Chemical
D000393:Air Pollutants; D014873:Water Pollutants; D014874:Water Pollutants, Chemical; D007854:Lead