<http://schema.org/alternativeHeadline>
"The average belly button contains everything from fermented navel wine to botulism, but scientists insist the microorganisms that live there are mostly good for you."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.mnn.com/health/fitness-well-being/stories/scientists-reveal-shocking-ecosystem-living-inside-your-belly-butt>