<http://schema.org/about>
"The original Ask Pablo article answering this question was very popular and the Environmental Working Group has just published its 2010 Sunscreen Guide. Since summer is right around the corner, this topic is more"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.treehugger.com/clean-technology/ask-pablo-does-sunscreen-cause-more-skin-cancer-than-it-prevents-updated.html>