<http://schema.org/description>
"The American Heart Association estimates that about 5 million people nationwide have heart failure and the cost of treatment in 2008 rose to $35 billion. Why does a disease with no cure cost so much money?"^^<http://www.w3.org/2001/XMLSchema#string>
<http://health.howstuffworks.com/medicine/tests-treatment/heart-failure-cost2.htm>