The prognosis of threatened abortion.
D000033:Abortion, Threatened / Q000175:diagnosis* / Q000453:epidemiology; D001724:Birth Weight; D000013:Congenital Abnormalities / Q000453:epidemiology; D005260:Female; D005313:Fetal Death / Q000453:epidemiology; D005865:Gestational Age; D006470:Hemorrhage; D006760:Hospitalization; D006801:Humans; D011247:Pregnancy; D011379:Prognosis; D013997:Time Factors