@article{219,
  author = {W. Ferguson and R. June},
  title = {Experiments on feeding adult volunteers with Escherichia coli 111, B4, a coliform organism associated with infant diarrhea},
  year = {1952},
  journal = {American Journal of Hygiene},
  volume = {55},
  number = {2},
  pages = {155-169},
  url = {http://aje.oxfordjournals.org/content/55/2/155.full.pdf+html},
  language = {eng},
}