title: The description and evaluation of a competitive protein-binding radioassay of plasma progesterone in pregnancy.
mesh_terms: D000022:Abortion, Spontaneous / Q000175:diagnosis; D000328:Adult; D002247:Carbon Isotopes; D002849:Chromatography, Gas; D002855:Chromatography, Thin Layer; D005260:Female; D006801:Humans; D008722:Methods; D010922:Placenta Diseases / Q000175:diagnosis; D011247:Pregnancy; D011374:Progesterone / Q000097:blood*; D011485:Protein Binding; D014316:Tritium
chemical_list: D002247:Carbon Isotopes; D014316:Tritium; D011374:Progesterone