title: Apparent heterogeneity of serum chorionic somatomammotrophin on gel filtration.
mesh_terms: D006063:Chorionic Gonadotropin; D002850:Chromatography, Gel; D004492:Edetic Acid / Q000494:pharmacology; D005260:Female; D006801:Humans; D006863:Hydrogen-Ion Concentration; D007456:Iodine Isotopes; D008970:Molecular Weight; D010920:Placenta / Q000032:analysis; D010928:Placental Lactogen; D011247:Pregnancy; D011863:Radioimmunoassay; D013057:Spectrum Analysis
chemical_list: D006063:Chorionic Gonadotropin; D007456:Iodine Isotopes; D010928:Placental Lactogen; D004492:Edetic Acid