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Cumulative weekly all-cause mortality in primary school pilot and non-pilot areas by influenza season, England, week 40 2011–20 2016
Panel A and and B display pre-paediatric vaccination programme introduction seasons and C,D and E post-vaccination programme seasons.
Pre-paediatric vaccination programme introduction were influenza seasons 2011/12 and 2012/13, and post paediatric vaccine programme introduction were seasons 2013/14; 2014/15; 2015/16.
