title: Some observations on antigenic properties and immunogenic effects of brucella vaccine PB19.
mesh_terms: D000818:Animals; D000942:Antigens, Bacterial / Q000032:analysis*; D002004:Brucella Vaccine / Q000008:administration & dosage; D002007:Brucellosis, Bovine / Q000276:immunology*; D002417:Cattle
chemical_list: D000942:Antigens, Bacterial; D002004:Brucella Vaccine