(CIDRAP News) – A large study of narcolepsy background rates in six European countries before and after 2009 H1N1 pandemic vaccine campaigns confirmed increases in Finland and Sweden—the two countries that first reported the problem—but also detected a rise in Denmark.
(CIDRAP News) – The European Centre for Disease Prevention and Control (ECDC) today confirmed a link between narcolepsy and pandemic 2009 H1N1 vaccination in children in Finland and Sweden, the two countries that originally reported a problem with the vaccine.
(CIDRAP News) A recent case-control study estimates that the adjuvanted pandemic H1N1 influenza vaccine used in Canada was effective 93% of the time, a substantially higher figure than seen in several other studies and one that has raised some eyebrows among other flu vaccine researchers.
(CIDRAP News) Flu activity is increasing in many of the Northern Hemisphere's temperate-zone countries, with influenza B cocirculating with the 2009 pandemic H1N1 virus across Europe and teaming up with influenza A (H3N2) in the United States and Canada, the World Health Organization (WHO) said in its latest update.
(CIDRAP News) Influenza activity jumped in the United States last week along with other Northern Hemisphere locations, and an official from the World Health Organization (WHO) said it's not yet clear if this season will make its mark as a bad one.