title: Comparison of immunologic determinations of HCG in urine and in serum.
mesh_terms: D006063:Chorionic Gonadotropin / Q000097:blood* / Q000652:urine*; D003168:Complement Fixation Tests; D005260:Female; D006385:Hemagglutination Inhibition Tests; D006801:Humans; D005779:Immunodiffusion; D011247:Pregnancy; D011258:Pregnancy Tests; D011271:Pregnancy, Ectopic
chemical_list: D006063:Chorionic Gonadotropin