<p><a href="http://www.plosone.org/article/info:doi/10.1371/journal.pone.0039530#pone.0039530-Health1" target="_blank">[1]</a> Health Protection Agency. HIV in the United Kingdom 2010. Health Protection Agency; 2010 [accessed 24th January 2011]; Available from: <a href="http://www.hpa.org.uk/Publications/InfectiousDiseases/HIVAndSTIs/1011HIVUK2010Report/" target="_blank">http://www.hpa.org.uk/Publications/InfectiousDiseases/HIVAndSTIs/1011HIVUK2010Report/</a>.</p
