title: A rapid double-antibody radioimmunoassay for human placental lactogen.
mesh_terms: D000818:Animals; D000937:Antigen-Antibody Reactions; D001666:Binding Sites, Antibody; D005260:Female; D005865:Gestational Age; D006801:Humans; D007456:Iodine Isotopes; D008722:Methods; D010928:Placental Lactogen; D011247:Pregnancy; D011817:Rabbits / Q000276:immunology; D011863:Radioimmunoassay; D012975:Sodium Isotopes; D013997:Time Factors
chemical_list: D007456:Iodine Isotopes; D012975:Sodium Isotopes; D010928:Placental Lactogen