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Duration of Expulsive Efforts and Risk of Postpartum Hemorrhage in Nulliparous Women: A Population-Based Study
- Marie-Danielle Dionne,
- Catherine Deneux-Tharaux,
- Corinne Dupont,
- Olga Basso,
- René-Charles Rudigoz,
- Marie-Hélène Bouvier-Colle,
- Camille Le Ray
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- Published: November 10, 2015
- https://doi.org/10.1371/journal.pone.0142171