DOI: 10.1055/s-00000009

American Journal of Perinatology

References

Creasy RK, Resnik R, Iams JD, Lockwood CJ, Moore TR, Greene MF.
Creasy and Resnik's Maternal-Fetal Medicine: Principles and Practice, 7th ed.

Philadelphia, PA: Saunders/Elsevier; 2009

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