[Evidence of ultrasonic diagnosis in twin pregnancy].
D000013:Congenital Abnormalities / Q000175:diagnosis; D005260:Female; D006801:Humans; D011247:Pregnancy; D011272:Pregnancy, Multiple; D011296:Prenatal Diagnosis / Q000379:methods; D013997:Time Factors; D014427:Twins; D014463:Ultrasonography
Aussagemöglichkeiten der Ultraschalluntersuchung in Zwillingsgraviditäten.