title: Ultrasound screening in pregnancy: a randomised controlled trial.
mesh_terms: D002986:Clinical Trials as Topic; D000013:Congenital Abnormalities / Q000175:diagnosis*; D005260:Female; D005317:Fetal Growth Retardation / Q000175:diagnosis*; D006801:Humans; D007231:Infant, Newborn; D011247:Pregnancy; D011296:Prenatal Diagnosis; D014463:Ultrasonography