DOI: 10.1055/s-00000020

Geburtshilfe und Frauenheilkunde

References

Klemetti R, Gissler M, Sainio S et al.
Associations of maternal age with maternity care use and birth outcomes in primiparous women: a comparison of results in 1991 and 2008 in Finland.

BJOG 2014;
121: 356-362

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