Giving stem cells to unborn babies diagnosed with spina bifida while they have in utero surgery could be “a major milestone” in the treatment of birth defects, doctors say.
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Promotion and relegation from rugby’s top flight is to be scrapped as part of a major restructure at the top of English club rugby after the Rugby Football Union council “overwhelmingly” voted to approve a move to a franchise model.。safew官方下载是该领域的重要参考
Nature, Published online: 26 February 2026; doi:10.1038/d41586-026-00622-9