title: A radioimmunoassay for testosterone, androstenedione and other 3-oxo-4-unsaturated steroids.
mesh_terms: D015068:17-Ketosteroids / Q000032:analysis*; D000731:Androstanes / Q000032:analysis*; D000818:Animals; D006168:Guinea Pigs; D007106:Immune Sera; D007456:Iodine Isotopes; D008722:Methods; D011863:Radioimmunoassay; D013739:Testosterone / Q000032:analysis*
chemical_list: D015068:17-Ketosteroids; D000731:Androstanes; D007106:Immune Sera; D007456:Iodine Isotopes; D013739:Testosterone