<http://schema.org/url>
<http://www.businessweek.com/articles/2013-05-08/glimpsing-the-future-of-e-health-care-from-a-rio-favela>
<http://www.bloomberg.com/bw/articles/2013-05-08/glimpsing-the-future-of-e-health-care-from-a-rio-favela>