1. Does lead at low dose affect intelligence in children?;Needleman;Pediatrics,1981
2. Deficits in psychologic and classroom performance in children with elevated dentine lead levels;Needleman;N Engl J Med,1979
3. Combined discriminating power of quantitative electroencephalography and neuropsychologic measures in evaluating CNS effects of lead at low levels;Burchfiel,1980
4. Subclinical lead levels and developmental deficit a multivariate followup assessment;Ernhart;Pediatrics,1981