At low levels, one microgrammes per deciLitre of lead contamination in the blood causes more than half a point of IQ decrement.
15 Oct 2018 8:29 AM
Because fertility has implications for economic activity, factors that decrease fertility are of significant policy concern.
23 May 2018 5:38 PM
Some researchers suggest that lead may be linked to criminal behaviour but that association could be explained by low socioeconomic status.
27 Dec 2017 8:07 PM