News & Perspective

Jan 30, 2013

Jan 30, 2013

Study finds post-H1N1-vaccination rise in narcolepsy in 3 nations

(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.