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Nature 420, 265-266 (21 November 2002) | doi:10.1038/420265a

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Reproductive immunology: Immunity's pregnant pause

Helen Pearson1

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If we can understand why a woman's body does not reject her fetus, it could help us to treat infertility and prevent problems in pregnancy. Helen Pearson reports.

In 1989, a young British woman had her ninth consecutive miscarriage. Her marriage broke down shortly afterwards.