Kopecky, K E Infectious bovine keratoconjunctivitis: evidence for general immunity. [electronic resource] - American journal of veterinary research Feb 1983 - 260-2 p. digital Publication Type: Journal Article ISSN: 0002-9645 Subjects--Topical Terms: AnimalsAntibodies, Bacterial--biosynthesisBacterial Infections--immunologyCattleCattle Diseases--immunologyImmunity, ActiveKeratoconjunctivitis--immunologyMoraxella--immunology