title: Breech presentation is a risk factor for dysplasia of the femoral trochlea.
authors.forename: Christian
authors.initials: C
authors.lastname: Øye
authors.forename: Olav A
authors.initials: OA
authors.lastname: Foss
authors.forename: Ketil J
authors.initials: KJ
authors.lastname: Holen
mesh_terms: D001946:Breech Presentation / Q000000981:diagnostic imaging* / Q000453:epidemiology*; D005260:Female; D006801:Humans; D007593:Joint Instability / Q000000981:diagnostic imaging* / Q000453:epidemiology*; D057071:Patellofemoral Joint / Q000002:abnormalities* / Q000000981:diagnostic imaging*; D011247:Pregnancy; D014463:Ultrasonography