title: [Change in obstetrical risk in adolescent primiparous patients--a comparative study].
authors.forename: W
authors.initials: W
authors.lastname: Walcher
authors.forename: E
authors.initials: E
authors.lastname: Petru
authors.forename: G
authors.initials: G
authors.lastname: Tscherne
mesh_terms: D000293:Adolescent; D001317:Austria / Q000453:epidemiology; D003430:Cross-Sectional Studies; D005260:Female; D006801:Humans; D015994:Incidence; D007231:Infant, Newborn; D007744:Obstetric Labor Complications / Q000453:epidemiology*; D011247:Pregnancy; D011248:Pregnancy Complications / Q000453:epidemiology*; D011253:Pregnancy in Adolescence / Q000706:statistics & numerical data*; D012189:Retrospective Studies
vernacular_title: Der Wandel des geburtshilflichen Risikos bei jugendlichen Erstgebärenden--eine Vergleichsstudie.