Error processing SSI file

Map: International Co-circulation of 2009 H1N1 and Seasonal Influenza
(As of May 28, 2010; posted May 28, 2010, 4:30 PM ET)

This picture depicts a map of the world that shows the co-circulation of 2009 H1N1 flu and seasonal influenza viruses. The United States, Russian Federation, China, Republic of Korea, and Ghana are depicted. There is a pie chart for each that shows the proportion of laboratory-confirmed influenza cases that have tested positive for either 2009 H1N1 flu or other influenza subtypes. The majority of laboratory-confirmed influenza cases reported in Ghana in weeks 16 and 17 were 2009 H1N1 flu.