1. The use of anthrax vaccines prepared from avirulent (uncapsulated) variants of Bacillus anthracis;Sterne;Onderstepoort J Vet Sci Anim Indust,1939
2. Efficacy of anthrax biologics in producing immunity in previously unexposed animals;Gochenour;USDA Tech Bull,1935
3. Immunization of cattle against experimental anthrax with alumprecipitated protective antigen or spore vaccine;Jackson;Am J Vet Res,1957
4. Studies on anthrax vaccine prepared from nonencapsulated variants of Bacillus anthracis;Personeus;Am J Vet Res,1956
5. Anthrax toxin;Leppla,1985