<ref>[http://www.health.ny.gov/environmental/lead/exposure/childhood/finalplanscan.htm Lead paint poisoning]</ref><ref>[http://www.ncbi.nlm.nih.gov/pmc/articles/PMC1247191/ Lead poisoning and intellectual development]</ref> | <ref>[http://www.health.ny.gov/environmental/lead/exposure/childhood/finalplanscan.htm Lead paint poisoning]</ref><ref>[http://www.ncbi.nlm.nih.gov/pmc/articles/PMC1247191/ Lead poisoning and intellectual development]</ref> |