(CIDRAP News) Two research groups today reported rare cases of pandemic 2009 H1N1 coinfections with seasonal influenza strains, including a cluster in Cambodia and two patients from Italy's Veneto region.
(CIDRAP News) More signals suggest the Southern Hemisphere's flu season is winding down, while activity is low at the start of the Northern Hemisphere's flu season, except in China, which is seeing moderate H3N2 circulation.