Lead poisoning in two families.
D000328:Adult; D002648:Child; D002675:Child, Preschool; D005260:Female; D006801:Humans; D007223:Infant; D007855:Lead Poisoning / Q000453:epidemiology / Q000235:genetics*; D008297:Male; D009784:Occupational Diseases / Q000453:epidemiology / Q000235:genetics*; D013624:Taiwan