DOI: 10.1055/s-00030576

Revista Brasileira de Ginecologia e Obstetrícia / RBGO Gynecology and Obstetrics

References

Brunson MR, Klein DA, Olsen CH, Weir LF, Roberts TA.
Postpartum contraception: initiation and effectiveness in a large universal healthcare system.

Am J Obstet Gynecol 2017;
217 (01) 55.e1-55.e9 . Doi: 10.1016/j.ajog.2017.02.036

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