<http://schema.org/url>
<http://www.businessweek.com/articles/2014-05-05/a-short-term-solution-for-deadly-pig-virus-raise-fatter-hogs>
<http://www.bloomberg.com/bw/articles/2014-05-05/a-short-term-solution-for-deadly-pig-virus-raise-fatter-hogs>