title: [Breech presentation in primiparas over 30 years old].
authors.forename: S
authors.initials: S
authors.lastname: OLYMPIA do VAL
mesh_terms: D001946:Breech Presentation; D005260:Female; D006801:Humans; D007743:Labor, Obstetric; D010298:Parity; D011247:Pregnancy; D014937:Work