<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://rbk.h-cdn.co/assets/cm/14/50/640x709/548a9ec2f0b83_-_rbk-panic-attack-0513-2-s2.jpg>
<http://www.redbookmag.com/body/health-fitness/advice/a15067/symptoms-of-anxiety/>