<http://schema.org/about>
"Researchers at the University of Sydney have cataloged at least 107 apps that they say contain a pro-smoking message and can entice kids into thinking that smok"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.mnn.com/green-tech/gadgets-electronics/stories/smoking-apps-promote-cigarettes-to-kids-say-researchers>