<http://schema.org/alternativeHeadline>
"How is it that some people who have never used a toothbrush have also never had a cavity?"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.mnn.com/health/fitness-well-being/stories/how-the-rest-of-the-world-brushes-their-teeth?page=2>