人 民 网 版 权 所 有 ，未 经 书 面 授 权 禁 止 使 用
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，更多细节参见搜狗输入法2026
Elderly people with frailty, which affects up to one-quarter of over-50s, increased their endurance after a single dose of stem cells.
Source: Computational Materials Science, Volume 267
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