title: Proceedings: Radioimmunoassays for plasma norethisterone and testosterone using antisera raised against C-11 conjugated haptens and radio-iodinated ligands.
mesh_terms: D003165:Complement System Proteins; D005260:Female; D006241:Haptens; D006801:Humans; D008024:Ligands; D009640:Norethindrone / Q000097:blood*; D011863:Radioimmunoassay / Q000379:methods*; D013739:Testosterone / Q000097:blood*
chemical_list: D006241:Haptens; D008024:Ligands; D013739:Testosterone; D003165:Complement System Proteins; D009640:Norethindrone