Les écarts en espérance de vie ne cessent de croître aux USA entre riches et pauvres

http://www.nytimes.com/2016/02/13/health/disparity-in-life-spans-of-the-rich-and-the-poor-is-growing.html?emc=edit_th_20160213&nl=todaysheadlines&nlid=39283595&_r=0

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