Immunization against HCG-beta for suppressing human fertility.
D000818:Animals; D000917:Antibody Formation; D006063:Chorionic Gonadotropin / Q000276:immunology*; D005260:Female; D005298:Fertility; D006801:Humans; D007114:Immunization; D007519:Isoantigens
D006063:Chorionic Gonadotropin; D007519:Isoantigens