title: Reliability of urinary delta-aminolevulinic acid as a mass screening technic for childhood exposure to lead.
mesh_terms: D000328:Adult; D002648:Child; D002675:Child, Preschool; D006801:Humans; D007855:Lead Poisoning / Q000453:epidemiology* / Q000652:urine; D007982:Levulinic Acids / Q000652:urine*; D008403:Mass Screening; D000608:Renal Aminoacidurias
chemical_list: D007982:Levulinic Acids