Isotopic placentography using Cr51-tagged erythrocytes.
D002859:Chromium Isotopes; D004912:Erythrocytes; D005260:Female; D006801:Humans; D010920:Placenta; D010923:Placenta Previa / Q000175:diagnosis*; D011247:Pregnancy; D011874:Radiometry
D002859:Chromium Isotopes