Why Everyone Seems to Have Cancer(nytimes.com)

http://www.nytimes.com/2014/01/05/sunday-review/why-everyone-seems-to-have-cancer.html?WT.mc_id=2015-Q1-KEYWEE-AUD_DEV-0101-0331&WT.mc_ev=click&bicmp=AD&bicmlukp=WT.mc_id&bicmst=1420088400&bicmet=1451624400&ad-keywords=KEYWEEAD&kwp_0=7361&kwp_1=119316&kwp_4=54440&_r=0