"Our study adds to a growing body of work suggesting that vaccines may play a role in healthy aging strategies beyond solely preventing acute illness," study author Eileen Crimmins, of the University of Southern California, said.
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What is today’s Moon phase?As of Friday, Feb. 27, the Moon phase is Waxing Gibbous. According to NASA's Daily Moon Guide, 80% of the Moon will be lit up tonight.，推荐阅读51吃瓜获取更多信息
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