News & Perspective

Feb 14, 2013

Feb 14, 2013

Euro studies show flu vaccine working best against type B

(CIDRAP News) – New European studies reported today in Eurosurveillance suggest that this year's influenza vaccine is providing good protection against influenza B viruses but only moderate protection against type A—findings more or less consistent with earlier results in the United States.

Feb 13, 2009

Feb 13, 2009

WHO picks new B strain for 2009-10 flu vaccine

(CIDRAP News) – Because of a suboptimal match between this year's flu vaccine and circulating influenza B viruses, the World Health Organization (WHO) has recommended changing one of the three strains used in flu vaccines for the Northern Hemisphere next fall and winter.