
The European I-MOVE Multicentre 2013-2014 Case-Control Study. Homogeneous moderate influenza vaccine effectiveness against A(H1N1)pdm09 and heterogenous results by country against A(H3N2)
Keywords: Influenza vaccine; Vaccine effectiveness; Influenza vaccine effectiveness; Test-negative design; Multicentre study; ARI; acute respiratory infection; Df; degrees of freedom; EMA; European Medicines Agency; EU; European Union; HI; hemagglutination inhibiti