<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://ghk.h-cdn.co/assets/cm/15/11/54fe977647ff5-passport-stamp-medical-tourist-1007-de.jpg>
<http://www.goodhousekeeping.com/health/a17363/cheaper-health-care-1007/?link=emb&dom=yah_life&src=syn&con=blog_goodhousekeeping&mag=ghk>