<http://schema.org/description>
"Science has come a long way in containing infectious diseases over the past five decades. Despite this progress, the incidence of dengue fever has increased thirty-fold, with 390 million people infected annually worldwide."^^<http://www.w3.org/2001/XMLSchema#string>
<http://medicalxpress.com/news/2014-02-dengue-virus-circulates-wild.html>