Pritchard, D G The experimental infection of calves with a British strain of Haemophilus somnus. [electronic resource] - Research in veterinary science Jan 1979 - 7-11 p. digital Publication Type: Journal Article ISSN: 0034-5288 Subjects--Topical Terms: AnimalsCattleCattle Diseases--etiologyHaemophilus Infections--etiologyInjections, IntraperitonealInjections, IntravenousLeukocyte CountLung--pathologyPleura--pathology