DOI: 10.1055/s-00030576

Revista Brasileira de Ginecologia e Obstetrícia / RBGO Gynecology and Obstetrics

References

Marschalek ML, Worda C, Kuessel L. , et al.
Risk and protective factors for obstetric anal sphincter injuries: A retrospective nationwide study.

Birth 2018;
45 (04) 409-415 . Doi: 10.1111/birt.12346

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