DOI:
10.1055/s-00000020
Geburtshilfe und Frauenheilkunde
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References
Fonseca EB, Celik E, Parra M. et al. Fetal Medicine Foundation Second Trimester Screening Group.
Progesterone and the risk of preterm birth among women with a short cervix.
N Engl J Med 2007;
357: 462-469
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