<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://wdy.h-cdn.co/assets/cm/15/09/54eab88b2702d_-_04-prescription-pad-1.jpg>
<http://www.womansday.com/health-fitness/womens-health/a1419/everything-you-need-to-know-about-your-meds-104733/>