Mark C Steinhoff a. The Lancet Infectious Diseases, Early Online Publication, 23 November 2010
Influenza is common in young children. Prospective studies from the USA of laboratory-proven influenza have shown that in a single influenza season, up to 12% of all children aged less than 5 years seek medical care, and about one child in 1000 is admitted to hospital. 1 , 2
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