title: The use of real-time ultrasound in the management of obstetric emergencies.
mesh_terms: D001835:Body Weight; D004630:Emergencies; D004899:Erythroblastosis, Fetal / Q000175:diagnosis; D005260:Female; D005323:Fetal Monitoring; D005333:Fetus / Q000502:physiology; D005865:Gestational Age; D006801:Humans; D011247:Pregnancy; D011248:Pregnancy Complications / Q000175:diagnosis* / Q000628:therapy; D011249:Pregnancy Complications, Cardiovascular / Q000175:diagnosis; D011272:Pregnancy, Multiple; D014463:Ultrasonography; D014592:Uterine Hemorrhage / Q000175:diagnosis