title: [Duration of labor in primiparous patients. A comparative retrospective study of the last 30 years].
authors.affiliation: Geburtsh.-gynäkol. Univers.-Klinik Graz.
authors.forename: W
authors.initials: W
authors.lastname: Walcher
authors.forename: W
authors.initials: W
authors.lastname: Hönigl
authors.forename: P
authors.initials: P
authors.lastname: Weiss
authors.forename: F
authors.initials: F
authors.lastname: Gücer
mesh_terms: D000293:Adolescent; D000328:Adult; D001317:Austria; D005260:Female; D006801:Humans; D007231:Infant, Newborn; D007743:Labor, Obstetric / Q000502:physiology*; D008423:Maternal Age; D010298:Parity / Q000502:physiology*; D011247:Pregnancy; D012189:Retrospective Studies; D013997:Time Factors
vernacular_title: Geburtsdauer bei Erstgebärenden. Eine vergleichende retrospektive Untersuchung der letzten 30 Jahre.