[Usefulness of placental echolocalization in cases of hemorrhage in the 3d trimester].
D000037:Abruptio Placentae / Q000175:diagnosis*; D000328:Adult; D005260:Female; D006801:Humans; D010923:Placenta Previa / Q000175:diagnosis*; D011247:Pregnancy; D011263:Pregnancy Trimester, Third; D014463:Ultrasonography; D014592:Uterine Hemorrhage / Q000209:etiology*
L'utilité de l'écholocalisation placentaire dans les cas de saignement du dernier trimestre.