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Early estimates of seasonal influenza vaccine effectiveness in Europe among tar...

Colaboração de: Baltazar Nunes, investigador do DEP ; To provide an early estimate of 2011/12 influenza vaccine effectiveness (VE), we conducted a multicentre case–control study based on seven sentinel surveillance networks. We included influenza-like illness cases up to week 7/2012 from the vaccination target groups, swabbed less than eight days after symptom onset. Laboratory-confirmed influenza A(H3) cases ...