关键词: Obstetric perineal injury resource-constrained setting risk factors
Mesh : Adult Delivery, Obstetric / adverse effects Episiotomy Female Humans Lacerations / etiology Obstetric Labor Complications / epidemiology Perineum / injuries Pregnancy Prevalence Prospective Studies Risk Factors South Africa / epidemiology
来 源:
DOI:10.1177/0049475513515214
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