DOI: 10.1055/s-00000009

American Journal of Perinatology

References

Richter HE, Brumfield CG, Cliver SP, Burgio KL, Neely CL, Varner RE.
Risk factors associated with anal sphincter tear: a comparison of primiparous patients, vaginal births after cesarean deliveries, and patients with previous vaginal delivery.

Am J Obstet Gynecol 2002;
187 (05) 1194-1198

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