DOI: 10.1055/s-00000169

American Journal of Perinatology Reports

References

Iams JD, Goldenberg RL, Meis PJ. et al; National Institute of Child Health and Human Development Maternal-Fetal Medicine Unit Network.
The length of the cervix and the risk of spontaneous premature delivery.

N Engl J Med 1996;
334 (09) 567-572

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