title: PLACENTAL LOCALIZATION. A SURVEY OF 275 PATIENTS.
mesh_terms: D005260:Female; D006801:Humans; D010920:Placenta; D010923:Placenta Previa; D011247:Pregnancy; D011248:Pregnancy Complications; D011859:Radiography; D016216:Ultrasonography, Prenatal; D014592:Uterine Hemorrhage
keywords: PLACENTA PRAEVIA; PLACENTOGRAPHY; PREGNANCY; PREGNANCY COMPLICATIONS; RADIOGRAPHY; UTERINE HEMORRHAGE