[Ultrasound diagnosis in disordered early pregnancy].
D000033:Abortion, Threatened / Q000517:prevention & control; D005260:Female; D006801:Humans; D011247:Pregnancy; D011248:Pregnancy Complications / Q000175:diagnosis*; D011261:Pregnancy Trimester, First; D011379:Prognosis; D014463:Ultrasonography
Ultraschalldiagnostik der gestörten Frühgravidität.