1. Clinical evaluation of the efficacy of Haemophilus somnus and Pasteurella sp. bacterins;Amstutz;Bovine Pract,1981
2. Microscopic lesions associated with isolation of Haemophilus somnus from pneumonic bovine lungs;Andrews,1981
3. Characterization of Haemophilus somnus (new species), a microorganism isolated from infectious thromboembolic meningoencephalitis of cattle;Bailie;Diss Abst,1969
4. Infectious thromboembolic meningoencepha-lomyelitis (sleeper syndrome) in feedlot cattle;Bailie;J Am Vet Med Assoc,1966
5. Deoxyribonucleic acid characterization of a micro organism isolated from infectious thromboembolic meningoencephalomyelitis of cattle;Bailie;Int J Syst Bacteriol,1973