title: A comparison between two diagnostic tests for lead poisoning.
mesh_terms: D002648:Child; D002675:Child, Preschool; D005069:Evaluation Studies as Topic; D005188:False Negative Reactions; D005189:False Positive Reactions; D005260:Female; D006801:Humans; D007223:Infant; D007854:Lead / Q000097:blood; D007855:Lead Poisoning / Q000097:blood / Q000175:diagnosis* / Q000652:urine; D007982:Levulinic Acids / Q000652:urine; D008297:Male; D008403:Mass Screening; D009519:New York City
chemical_list: D007982:Levulinic Acids; D007854:Lead