Aortography:  the safest means of placental localization?
D000792:Angiography; D001027:Aortography; D005260:Female; D006801:Humans; D010920:Placenta / Q000000981:diagnostic imaging*; D011247:Pregnancy; D011295:Prenatal Care; D014599:Uterus
ANGIOGRAPHY; PLACENTA/radiography