title: [Radioimmunoassay of urinary and serum HCG with anti-beta-subunit HCG serum].
mesh_terms: D005260:Female; D006801:Humans; D007106:Immune Sera; D011247:Pregnancy; D011863:Radioimmunoassay / Q000379:methods*; D014328:Trophoblastic Neoplasms / Q000378:metabolism
chemical_list: D007106:Immune Sera