<http://schema.org/url>
<http://www.businessweek.com/articles/2013-05-20/a-hospital-ceo-promises-more-pricing-transparency-and-makes-rivals-squirm>
<http://www.bloomberg.com/bw/articles/2013-05-20/a-hospital-ceo-promises-more-pricing-transparency-and-makes-rivals-squirm>