<http://schema.org/headline>
"Once-in-a-lifetime flu jab that fights off all strains to be available 'within 5yrs'"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.oneindia.com/2010/11/16/oncein-a-lifetime-flu-jab-that-fights-off-all-strains-tobe.html>