Placental localization by isotope and ultrasound scanning.
D000328:Adult; D005260:Female; D006801:Humans; D010920:Placenta; D010923:Placenta Previa / Q000175:diagnosis; D011247:Pregnancy; D011877:Radionuclide Imaging; D013667:Technetium; D014463:Ultrasonography
D013667:Technetium