title: A simple method for studying steroid--antibody interaction under conditions of thermodynamic equilibrium.
mesh_terms: D000818:Animals; D000906:Antibodies; D000936:Antigen-Antibody Complex; D000937:Antigen-Antibody Reactions; D003956:Dialysis; D004964:Estriol / Q000276:immunology*; D007700:Kinetics; D008722:Methods; D011374:Progesterone / Q000276:immunology*; D011817:Rabbits / Q000276:immunology; D012756:Sheep / Q000276:immunology; D013816:Thermodynamics
chemical_list: D000906:Antibodies; D000936:Antigen-Antibody Complex; D011374:Progesterone; D004964:Estriol