In the last several weeks, nearly 40 children have died of the flu as the virus spreads across the US early. Kaylee Roberts, a 16-year-old from Ohio, is among the latest children to succumb to the virus.
Scientist from RYR2 genes study published last week said about spate of deaths in eastern US: 'Both bad duplications came from both parents, and those children were unfortunate to get the double dose.'
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