title: Bovine brucellosis in two southern states of Nigeria. I. An investigation of selected herds.
mesh_terms: D000818:Animals; D000907:Antibodies, Bacterial / Q000032:analysis; D002007:Brucellosis, Bovine / Q000453:epidemiology*; D002417:Cattle; D005260:Female; D008297:Male; D009549:Nigeria
chemical_list: D000907:Antibodies, Bacterial