DOI: 10.1055/s-00000169

American Journal of Perinatology Reports

References

Andrews WW, Copper R, Hauth JC, Goldenberg RL, Neely C, Dubard M.
Second-trimester cervical ultrasound: associations with increased risk for recurrent early spontaneous delivery.

Obstet Gynecol 2000;
95 (02) 222-226

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