@misc{indiciaed43ce63aa858,
  title = {Field epidemiology: the technical aspects.},
  author = {D D REID},
  year = {1950},
  doi = {10.1177/146642405007000404},
  url = {https://pubmed.ncbi.nlm.nih.gov/15429106/},
  note = {Source identifier: 15429106}
}