title: Ultrasonographic diagnosis of "cervical incompetence".
authors.forename: M
authors.initials: M
authors.lastname: Quinn
mesh_terms: D005260:Female; D006801:Humans; D011247:Pregnancy; D014463:Ultrasonography; D002581:Uterine Cervical Incompetence / Q000000981:diagnostic imaging* / Q000601:surgery; D014621:Vagina / Q000000981:diagnostic imaging