title: Prenatal immunization of the lamb to Brucella: Dissociation of immunocompetence and reactivity.
mesh_terms: D000818:Animals; D000917:Antibody Formation; D000941:Antigens; D002003:Brucella abortus; D005333:Fetus; D006386:Hemagglutination Tests; D007114:Immunization; D012756:Sheep
chemical_list: D000941:Antigens