title: How to measure cervical length.
authors: Department of Obstetrics and Gynaecology, University of Tübingen, Tübingen, Germany.
authors: K O
authors: KO
authors: Kagan
authors: J
authors: J
authors: Sonek
mesh_terms: D000328:Adult; D054791:Cervical Length Measurement / Q000379:methods*; D002584:Cervix Uteri / Q000000981:diagnostic imaging*; D005260:Female; D006801:Humans; D007752:Obstetric Labor, Premature / Q000175:diagnosis*; D017410:Practice Guidelines as Topic; D011237:Predictive Value of Tests; D011247:Pregnancy