title: Association of the Duration of Active Pushing With Obstetric Outcomes.
authors.affiliation: Mayo Clinic, Rochester, Minnesota.
authors.forename: Mary Catherine
authors.initials: MC
authors.lastname: Tolcher
authors.affiliation: Cleveland Clinic, Cleveland, Ohio.
authors.forename: Sherif A
authors.initials: SA
authors.lastname: El-Nashar
authors.affiliation: Mayo Clinic, Rochester, Minnesota.
authors.forename: Abimbola O
authors.initials: AO
authors.lastname: Famuyide
mesh_terms: D036861:Delivery, Obstetric; D005260:Female; D006801:Humans; D007748:Labor Stage, Second; D011247:Pregnancy