Heterogeneous case definitions used for the surveillance of influenza in Europe
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- Aguilera, J., Paget, W., Mosnier, A. et al. Eur J Epidemiol (2003) 18: 751. doi:10.1023/A:1025337616327
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We reviewed the case definitions used by 21 influenza sentinel-based surveillance networks in Western Europe. Two clinical syndromes were used with a wide range of case definitions that nevertheless shared common criteria. Although there is currently no international consensus, efforts are being undertaken to standardise influenza case definitions in Europe.