9 diciembre 2014
Despite significant drops in smoking rates, cigarettes continue to cause about three in ten cancer deaths in the United States, a study has found. «Reducing smoking prevalence as rapidly as possible should be a top priority for US public health efforts to prevent future cancer deaths,» the authors say.
http://feeds.sciencedaily.com/~r/sciencedaily/~3/PDyMtfQfY-w/141209101306.htm
