http://currents.plos.org/influenza/article/preliminary-estimation-of-risk-factors-for-admission-to-intensive-care-units-and-for-death-in-patients-infected-with-ah1n12009-influenza-virus-france-2009-2010/ Fri, 24 May 2013 13:41:01 +0000 hourly 1 http://wordpress.org/?v=4.2.4