1. Armstrong, A. S., Sword, C. P. 1964. Cellular resistance in listeriosis. Journal of Infectious Diseases114:258–264.
2. Armstrong, B. A., Sword, C. P. 1966. Electron microscopy ofListeria monocytogenes-infected mouse spleen. Journal of Bacteriology91:1346–1355.
3. Burn, C. G. 1936. Clinical and pathological features of an infection caused by a new pathogen of the genusListerella. American Journal of Pathology12:341–348.
4. Cowart, R. E., Marquardt, M. P., Foster, B. G. 1980. The removal of iron and other trace elements from a complex bacteriological medium. Microbios Letters13:117–122.
5. Garvey, J. S., Cremer, N. E., Sussdorf, D. H. 1977. Methods in immunology, 3rd ed., chapter 41. Reading, Mass.: W. A. Benjamin.