A simple cheek swab of mothers and fathers-to-be could determine whether their baby will be born prematurely, experts claim.
Washington State University researchers say the finding would eventually lead to a ‘very useful’ test that can spot pregnancies that are likely to be preterm, allowing doctors to intervene early.
Tens of thousands of babies are born premature — before the start of the 37th week of pregnancy — in Britain and the US every year.
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