Isotopic placentography or placenta scanning?
D000328:Adult; D005260:Female; D006801:Humans; D007457:Iodine Radioisotopes; D010923:Placenta Previa / Q000000981:diagnostic imaging*; D011247:Pregnancy; D011859:Radiography; D011877:Radionuclide Imaging
D007457:Iodine Radioisotopes