title: Low level lead exposure: a continuing problem.
authors.affiliation: University of Pittsburgh School of Medicine, Pennsylvania.
authors.forename: H L
authors.initials: HL
authors.lastname: Needleman
mesh_terms: D004781:Environmental Exposure; D006801:Humans; D007855:Lead Poisoning / Q000453:epidemiology / Q000209:etiology* / Q000517:prevention & control; D008403:Mass Screening