@article{HughesHackerRobertsetal.1983,
  author    = {C. Hughes and J{\"o}rg Hacker and A. Roberts and W Goebel},
  title     = {Hemolysin production as a virulence marker in symptomatic and asymptomatic urinary tract infections caused by Escherichia coli},
  year      = {1983},
}