We鈥檝e long been warned of swine flu鈥檚 split personality: mild in most cases, but severe in a few. Now the figures are bearing this out.
The US Centers for Disease Control and Prevention reports that , between its start in April 2009 and 9 January 2010. This means that swine flu鈥檚 death toll of under-18s is already four times higher than the average killed in recent years by flu during normal flu seasons.
Yet blood antibodies analysed by the UK 91色情片 Protection Agency suggest that one-third of under-15s in the parts of England hit hardest by the first wave of the pandemic caught flu. That is 10 times more than were estimated to have fallen ill based on the number that sought medical help. This suggests many cases were very mild.
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