<http://schema.org/description>
"When it comes to keeping track of your birth control, Depo-Provera -- administered via injection from your physician every 12 weeks -- seems to eliminate a lot of worry. But how effective is it?"^^<http://www.w3.org/2001/XMLSchema#string>
<http://health.howstuffworks.com/pregnancy-and-parenting/pregnancy/conception/pregnant-on-depo-shot.htm>