1. Kunin CM: Detection prevention and management of urinary tract infections. Philadelphia, Lea and Febiger, 1987.
2. Cooke EM: Escherichia coli: distribution in nature, epidemiology. In “Escherichia coli and man” (Ed EM Cooke), Churchill Livingstone, Edinburgh, UK, 1974, pp 13–30.
3. Smith T: Studies on pathogenic B. coli from bovine sources. J Exp Med, 46: 141–153, 1927.
4. Uhlenhuth P: Pathogenität des Bacterium coli. Zentralblatt Hyg und Microbiol, 26: 476–484, 1897.
5. Kauffman F: The serology of the the coli group. J Immun, 57: 71–100, 1947.