Efforts to reduce lead pollution have paid off in many ways, yet the problem persists and will probably continue to affect the health of people and animals well into the future, according to experts speaking at the AAAS meeting in Boston.
Fuente : http://www.eurekalert.org/pub_releases/2013-02/uoc...
Fuente : http://www.eurekalert.org/pub_releases/2013-02/uoc...