From the Centers for Disease Control and Prevention. Update: blood lead levels--United States, 1991-1994.
D000293:Adolescent; D000328:Adult; D000368:Aged; D002648:Child; D002675:Child, Preschool; D006798:Housing; D006801:Humans; D007223:Infant; D007854:Lead / Q000097:blood*; D007855:Lead Poisoning / Q000453:epidemiology* / Q000517:prevention & control; D008403:Mass Screening; D008875:Middle Aged; D011159:Population Surveillance; D014481:United States / Q000453:epidemiology
D007854:Lead