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The coronavirus is most deadly if you are older and male — new data reveal the risks梅花棋牌

A slew of 详细ed studies has now quantified the increased risk the virus poses to older people, men, and other groups.

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Cystic fibrosis2019年12月棋牌乐

New therapies are turning cystic fibrosis, an inherited disorder that causes a vicious cycle of mucus build-up, infection and inflammation, into a more manageable condition that people can survive into adulthood.
Nature Outlook

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Events 2019年12月棋牌乐