Figure 3From: The community impact of the 2009 influenza pandemic in the WHO European Region: a comparison with historical seasonal data from 28 countries Boxplots of influenza activity timing in the WHO European Region for the recent 7 influenza seasons. The box plots present medians, interquartile range, and the lower and upper confidence of influenza activity peak week observed in the countries of the WHO European Region in 7 recent influenza seasons.Back to article page