title: The unsuitability of random urinary delta aminolevulinic acid samples as a screening test for lead poisoning.
mesh_terms: D002675:Child, Preschool; D002852:Chromatography, Ion Exchange; D005260:Female; D006801:Humans; D007223:Infant; D007854:Lead / Q000097:blood; D007855:Lead Poisoning / Q000175:diagnosis*; D007982:Levulinic Acids / Q000652:urine*; D008297:Male; D008403:Mass Screening; D008722:Methods; D013053:Spectrophotometry
chemical_list: D007982:Levulinic Acids; D007854:Lead