<http://schema.org/about>
"The USDA overhauls the list of foods that can be purchased with WIC vouchers for the fist time since 1980."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.mnn.com/food/healthy-eating/blogs/feds-update-wic-to-include-fresh-produce-and-whole-grains>