References
- Thacker , S B , Hoffman , D A , Steinberg , K and Zack , M . 1992 . Effect of lowlevel body burdens of lead on the mental development of children: Limitations of meta-analysis in a review of longitudinal data . Arch Environ Health , 47 : 336 – 46 .
- Marler , M R and Ernhart , C B . 1991 . Prenatal and preschool age lead exposure: relationship with size . Neurotoxicol Teratol , 13 : 417 – 27 .
- Greene , T and Ernhart , C B . 1991 . Prenatal and preschool age lead exposure: relationship with size . Neurotoxicol Teratol , 13 : 417 – 27 .
- Yule , W and Rutter , M . 1985 . “ Effect of lead on children's behavior and cognitive performance: a critical review ” . In Dietary and environmental lead: human health effects , Edited by: Quaere , Mahaffey . Amsterdam : Elsevier .