DHS' X-ray scanners could be cancer risk to border crossers | Privacy Inc. - CNET News:
"Society will pay a huge price in cancer because of this," John Sedat, professor of biochemistry and biophysics at the University of California at San Francisco, told CNET"
http://news.cnet.com/8301-31921_3-57358146-281/dhs-x-ray-scanners-could-be-cancer-risk-to-border-crossers/