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Vaillant L.La Ruche G.Tarantola A.et al.Epidemiology of fatal cases associated with pandemic H1N1 H1N1 influenza2009[J].Euro Surveill,2009,14(33):electronic该文描述了截至2009年7月16日H1N1流感相关的死亡574例的特点。数据(除外加拿大和澳大利亚)表明高龄在一定
Vaillant L. La Ruche G. Tarantola A. et al. Epidemiology of fatal cases associated with pandemic H1N1 H1N1 influenza2009 [J] .Euro Surveill, 2009, 14 (33): electronic The article describes H1N1 as of July 16, 2009 574 cases of flu-related deaths. The data (except Canada and Australia) indicate that old age is certain