Davis, M. A., Hancock, D. D., Besser, T. E., Rice, D. H., Hovde, C. J., Digiacomo, R., . . . Call, D. R. (2003). Correlation between geographic distance and genetic similarity in an international collection of bovine faecal Escherichia coli O157: H7 isolates. Cambridge University Press.

Davis, M. A., D. D. Hancock, T. E. Besser, D. H. Rice, C. J. Hovde, R. Digiacomo, M. Samadpour, and D. R. Call. Correlation between Geographic Distance and Genetic Similarity in an International Collection of Bovine Faecal Escherichia Coli O157: H7 Isolates. Cambridge University Press, 2003.

Davis, M. A., et al. Correlation between Geographic Distance and Genetic Similarity in an International Collection of Bovine Faecal Escherichia Coli O157: H7 Isolates. Cambridge University Press, 2003.