title: Vaginal delivery of the second nonvertex twin: avoiding a poor outcome when the presenting part is not engaged.
authors.affiliation: Department of Prenatal Medicine and Perinatal Medicine, University of Marburg, Marburg, Germany. bine.clara.angela@gmail.com
authors.forename: Birgit
authors.initials: B
authors.lastname: Arabin
authors.forename: Ioannis
authors.initials: I
authors.lastname: Kyvernitakis
mesh_terms: D036861:Delivery, Obstetric; D005260:Female; D006801:Humans; D008953:Models, Anatomic; D017410:Practice Guidelines as Topic; D011247:Pregnancy; D011256:Pregnancy Outcome; D012306:Risk; D014427:Twins