Vivvo CMS 4.1 PRI: Public Radio International http://www.pri.org/ ©2010 Spoonlabs d.o.o. PRI: Public Radio International http://www.pri.org/files.php?file=rss_682409203.gif http://www.pri.org/ CDC says flu outbreak widespread, too early to determine severity http://www.pri.org/stories/health/cdc-says-flu-outbreak-too-early-to-determine-severity-12646.html Health and Medicine Mon, 14 Jan 2013 09:00:00 -0600 Vaccination and prevention will play a vital role in battling the 2013 influenza outbreak in the United States. But the CDC says determining the severity of the outbreak and forecasting how long it will last will be difficult. PRI: Public Radio International