Pregnancy diagnosis. Hemagglutination inhibition method compared with rat test.
D000818:Animals; D006063:Chorionic Gonadotropin; D005260:Female; D006385:Hemagglutination Inhibition Tests; D006801:Humans; D066298:In Vitro Techniques; D011247:Pregnancy; D011258:Pregnancy Tests; D051381:Rats; D012698:Serologic Tests
D006063:Chorionic Gonadotropin