title: [Brucella abortus biotypes found in cattle in Morocco: a preliminary study].
mesh_terms: D000818:Animals; D001434:Bacteriophage Typing; D002003:Brucella abortus / Q000145:classification* / Q000302:isolation & purification; D002007:Brucellosis, Bovine / Q000382:microbiology*; D002417:Cattle; D005260:Female; D009018:Morocco; D012703:Serotyping
vernacular_title: Les biotypes des Brucella abortus recontrés chez les bovins au Maroc: étude préliminaire.