title: The placenta: evaluation by radionuclides and ultrasound.
mesh_terms: D002250:Carbon Radioisotopes; D004912:Erythrocytes; D005260:Female; D006801:Humans; D007204:Indium; D010920:Placenta; D010923:Placenta Previa / Q000175:diagnosis; D011247:Pregnancy; D011272:Pregnancy, Multiple; D011868:Radioisotopes; D011877:Radionuclide Imaging; D012711:Serum Albumin, Radio-Iodinated; D012975:Sodium Isotopes; D013326:Strontium Radioisotopes; D013667:Technetium; D014465:Ultrasonics; D014463:Ultrasonography
chemical_list: D002250:Carbon Radioisotopes; D011868:Radioisotopes; D012711:Serum Albumin, Radio-Iodinated; D012975:Sodium Isotopes; D013326:Strontium Radioisotopes; D007204:Indium; D013667:Technetium