1. US lowers lead limits;Rhein, R.;BMJ,1991
2. Deficits in psychologic and classroom performance of children with elevated dentine lead levels;Needleman, H.L.; Gunnoe, E.; ILeviton, A.; Reed, R.; Peresie, H.; Maher, C.;N Engl J Med,1979
3. Get-the-lead-out guru challenged;Science,1991
4. Low level exposures to lead: the Sydney lead study;Coonev, G.H.; Bell, A.; McBride, W.; Carter, C.;Dev Med Child Neurol,1989
5. Neurobehavioural consequences of prenatal low level exposures to lead;Cooney, G.H.; Bell, A.; AMcBride, W.; Carter, C.,1989