There was a correlation between yearly rates of congenital heart defects in children and yearly emissions of some industrial pollutants in Alberta, Canada.The good news is that rates of congenital heart defects are going down in Canada as the industrial emissions decrease in that country.
Fuente : http://www.eurekalert.org/pub_releases/2013-11/aha...
Fuente : http://www.eurekalert.org/pub_releases/2013-11/aha...