title: Letter: Lead in children's hair.
mesh_terms: D000293:Adolescent; D002648:Child; D002675:Child, Preschool; D006197:Hair / Q000032:analysis*; D006801:Humans; D007854:Lead / Q000032:analysis*; D012606:Scotland; D014874:Water Pollutants, Chemical / Q000032:analysis; D014881:Water Supply
chemical_list: D014874:Water Pollutants, Chemical; D007854:Lead