[Determination of gestational age in early pregnancy using ultrasonics].
D002508:Cephalometry; D005260:Female; D005333:Fetus / Q000502:physiology; D005865:Gestational Age; D006801:Humans; D011247:Pregnancy; D011261:Pregnancy Trimester, First; D013997:Time Factors; D014465:Ultrasonics; D014599:Uterus / Q000502:physiology
Bestimmung des Gestationsalters in der Fr5AUHSCHWANGERSCHAFT DURCH Ultraschall